D'Alembert, = Alembert.

D' Alembertian, clA.eµpi::pnav6c;, i],ov (= wu 'AA.aµm~p).

D'Alembertian, MA0., aA.i::µpi::p­. 'tu::tvi].

daily· rotation of the earth, ijµepri­cria ni::pu:n:poqn) 1fjc; yi'jc;" /i1~1i::­pTJcriu cr1po<p1) 1fjc; yfj~ nepi rov li~ova 1ric;J.

daily wages, OIK., fi~ti::poµicr9wv.

Dalton· (John-), ('IUlUVVTJc;) N1&A­rnv ( ='= fiyyA,oc; <pUCT\l<O;(T}µtKoc;· 17~6 - 1844:) .

Dalton's law of multiple propor­tions, oaA. 1Ulvtavoc; v6µoc; 1wv n:oA.A.un:A,&v uvaA.oyt&v.

Daltonian, oaA. 1ffiVtav6c;, ij,ov· ( = 10() N1&A'rov).

damage, pM.pTJ. · sttuctural damage, cSoµrrnKi) PM­

P11.

d!tmage factor, nap<iyffiv PA.aPric;. most destructive damage factor,

. nap6:yrov · i:iis A.iav Katacri:prni:tKiis PM.P11s.

damped, MHX., chcocrPi::cr16c;, i],6v· [an:ocrPi::vvuµi::voc;,TJ,OV}. ·

damped amplitude of motion,. O.n:o­crPw16v { unocrpi::vvu~L&VOV} i::t'i­poc; K:tVi]cri::ffic;.

logarthmically damped amplitude of motion, A.oyap18µtK&s urrocrPevvu­µevov copos Kt vi1crc(J)(;.

D

damped chain of pulses, unocrPrntij, [ clnocrPi::vvu~1tvri} aA.ucrtc; n:a)...:. ~1&v.

damped forced motion, O.nocr~i;crtl) [ clrrocrPi::vvuµtvri] O.vayKacr1i] KlVT}CTtc;.

damped free vibration, &.rrocrPrn1oc; [ clnocrPi::vvuµi::voc;} . i':A.i::uee.poc; Kpaoacrµ6c;. ·

damped harmonic motion, unocrPe~ crn'J / unocrp i::vvuµtv11J upµovi-

damped harmonic oscillation, <irro­crPrn11'] f urrocrpi::vvu~ttv11J up-µovtKTJ w.Mv1fficrtc;. · ·

damped motion, urrocrPrnn) f urco-crPi::vvuµtvriJ Ki vricrtc;. · ·

damped natural frequency, <irco­crprn11'] [ clnocrpi::vvuµtvri} <pu-crtKTJ CTU;(V01TJc;; .

damped oscillation, urrocrPi::cr11'J f &.­n:ocrPi::vvuµtvri] 1a/,av1Ulcrtc;.

phase plane fqr damped oscillation, 1pamK6v imirri:cSov c'mocrPrnriis i:u­A.avrci>crcros .

damped pendulum, clnocrprn1ov [&.­nocrPi::vvuµi::vov] i':KKpqtb;.

damped system, clrrocrprn16v [ clno­crpi::vvuµsvov J crucr11wa:

general linearly damped system, yev11c6v ypapj.llKCiis cirrocrPecr:rov cru­cri:1iµa .

viscously damped system, yA-ot0n­KWs cirrocrPrni:ov crucrniµa.

231

damped velocity

damped velocity, anocrPecrn) [ano­crP1:vvu~1tvl] ] nixuvcrtc;.

damped velocity responce spectrum, <iviTraKnKov q>acrµa [ q>acrµa uv­n ta~Ewc;] tfjc; anocrp 1:vvuµtvl]c; -raxuvcr1:wc;.

4amped vibration, anocrPi:crtoc; ! u­nocrP (':vvuµEvoc;] Kpa8acrµ6c;.

rate of decay of the damped vi­brations, ota.nµr, rrapaq1fic; i:il>v arro­crPevvuµ i; vrov Kpaoacrµoov.

damped wave, frn:o crPecrtov [ ano-crPt:vvuµEvov j Kuµa. ·

dampen out, anocrP ~ vw.

dampening effect, anocrBEcrnKi] E1tE­vtpyEta.

damping, MHX., <l>Y~ .• an6crPe­mc;.

232

aperiod ic damping, U7tEPIOOIKTJ a-rr6cr!Jecrtc; . ·

Coulomb damping, KOUA.oµPiavr, a­rr6crPecrtc;• [ arr6crPecr1c; (wii) Kou­A.6~1 /. · constant damping, crra0epa arr6-

crPecrtc;. Cr itical damping, Kp[cr1µoc; U7tO­

crPt::crtc; . decim:il equivalent of the percentage

of critical damping, oEKaOtK6v icro­oiivaµov rnii rrocrocrrnu i:ijc; Kp1criµou O.n:ocrPi:m:mc; .

dry friction damping, arr6crPecric; !;11pfu; rp1PfJ c;.

fricti onal damping, 1:pt7mK1') U7tO­crPEcrt c;.

negative damping, UpVf1tlKTJ U7t0-crPt::crtc; .

nonlinear damping, µl'i ypaµp.tKTJ a;i:6crl3ecr tc;.

ovcrdamping, urreparr6crPecr1c;. periodic damping, 7tEptOOLKTJ arr6-

crPccrtc;. Struct ura l damping, OOµll1:lKTJ U7tO­

crPccrtc;. underdamping, urroarr6cr!Jemc;.

damping ratio

vibrating system with a finite damp­ing, Kpaoatv6µ EVOV crucrnl,lta 7tapou­crui~OV 7tE7t&pacrµi:v11 v arrocrPt:crtv.

ViSCOUS damping, yA.Oto1:tK1) U7t0-crf3emc;.

zero damping, µrjOEVUI[a an6crj3&­mc;.

damping agents, napayovtE<; [ µt­cra] unocrPfoeroc; .

damping capacity of a str"cture, unocrPi:crttKi] irnv6n1c; [l1mv6-·n1c; anocrPfoeo.>c;] LOU q>optwc;.

damping coefficient, urcoqpi:crttKoc; O"UV'rEAEcrtiJ<; · { O"UVteAECHi]c; a-nocrpfoeroc;}. ·

damping constant, anocrPi:crnKi] crta0Epa. { crta.0£pU UTtoaptcre­OJ<;].

effective damping constant, opa­crnKi] arrocrj3ecrnKfi crra0Epa.

equivalent damping constant, icro­ouvaµoc; arrocr!JecrtLKTJ crrci0epU.

plotting the damping constant in percent of the critical damping, urro­i:umucrtc; {ypa<pr1mc;] rfic; anocrj3e­crnKijc; crra0epiic; K<H<i rrocrocrt'6v rfic; Kptcriµou O.rrocrj3tcrewc;.

damping element, crtoLXELoV U7to­crPfoeroc;.

viscous damping element, yA.o.wn-KOY crrntxeiov O.nocrj3tm:roc; . ·

damping factor, U7tocrpi:crnK6c; na­payow r napaywv anocrpto;c;wc;].

ratio between stiffness and, · damp­ing factor, MHXT., )"6yoc; o.ucrKaµ­ljltac; 7tp6c; mxpayovm anocrj3tm::ooc;.

damping force, anocrpecrnKT] M.­. vaµt r;"{Mvaµtc; unocrPfoeroc;].

viscous damping force, y~ownKi] arrocrj3ecrnKi] OUVUµtc; .

damping moment, anocrPecrttKi] po-1tTJ' [ porci] U7tocrptcrc;wc;]. '

damping ratio, anocrPccrttK6c; A.6-yoc;· [A.6yoc; anocrptcri:roc;].

damping torque

damping torque, unocrPecrnKi] crup­pmn'r f crupponi] a7tocrpfoi;wc;].

danger, 1nv8\1vwoic;· f Kiv8ovoc;· EV­oex6µc;voc; KlVOUVOC,' q>6poc;j.

Darapti, AOr. , anacrt ( == µvl]­µovncoc; •unoc; -rptwcrxiJµovoc; croA.A.oytcrµou).

Darboux (Jean Gaston-), ('Iwav­VTJ<; racrtrov) N-rapµn:ou ( = yaA.­A.oc; ~ta0T]µattK6c;· 1842-1917).

Christoffel-Darboux formula , OlCl­i:um.oµa [ t(moc;] Kpicri:0<p<pEf..-Ntap­µrrou.

Darboux' s monodromy theorem, 8appou~tavov µovo8poµtK6v 0E­ropT]~ta· {0effipT]µa -rfjc; µovo8po­~nK6TT]tO<; LOU N-rapµnou].

Darboux's theorem, oappou~tavov 0i;ffipT]µa· (0EffipT]µu mu N-rap­µnoi'.J].

Darii, AOf., ypaq>i8t ( = µvT]µovt­K<'>c; n'.moc; nponocrxiiµovoc; cruA.­A.oytcrµou).

dash, J, na.u A.a. 2, MAE>., -r6voc;. a . dash, a rnvouµevov· [a']. a double dash, a oic; wvouµ i;vov·

[a'']. ' dash line, nauA.oypaµ~LTJ.

abscissa of a dash line, i:nµ1iµ t v11 i:flc; rrau/..oypaµµfl c;.

dashed Jine, = dash line.

data, (nA.. LOU datum). J, ~TAT., cr1attcr1iKa 8e8oµtva. 2, MHXT. MAE>., crrnixi:ta· [8 r.8oµtva).

comparison data, crtmxEia [oeoo-µtva] O.vnrrapaj3oA.f)c;.

control data , AOOl:M., crrn1x&ta &A.tyxou· [ €/..i;yKuKa crto1xi;ia].

derivative data, rrapayroya crtot­xda· [ rrap6.ywya oi::Boµtva].

drift of a set of data, :ET AT., Ka-

data handling

i:a<popa I y&VlKTJ t <lcrtc; ] &voe; cruvoA.ou ( cri:attcrnKrov) tE6oµE:vrov.

fitting a linear equation to the data, :ETAT., c'.ipµomc; til>v crraucrnKrov o&­ooµi;vrov rrpoc; ypaµµtKi]V t !;icrroow.

input data, AOO:EM., crtOtXEia du­<popiic;· [ crro1xi;w/..oy1Ki] d cr<popa]. . ,

instrumental data, opyavoµnptKU crWtXEiU.

master data, AOrJ:EM., rrprowpx1-Ka [Kup100011] crrn1xEia. · ·

observational data, rrapat11PTJU1<lKU crtotX&ta.

output data, AOrJ:EM ., crtotx&ia EK<popiic;· [ crtmxi:t0/..oy1Ki] EK<pop<l].

raw data, nproi:60Eta f 0.µerny6YyT)­i:a] crtotxtia.

real-time data, i:aui:oxpovtcrra crtot­xi:ta ( = cr1:0tXEia ii oeooµ f;va XPTJO"l­µorro1i]cr1µa crxi:oov tauroxpovroi; µ& i:o rrpoKaf..i:crav cruµj3av] .

source data, mnaia cr1:01xeta· /~a­cruca OEOOµtva].

stabilized data, ~uyocrrn0µ1crµtva crrmxeia.

test data, AOO:EM., j3acrav1crnKa crro1xera· f crro1xcia Pacravou uKp1-j3eiac;].

transaction data, AOrn::M., llo­crof..T)itttKa crWtXElU ( = crtOlXEl<l oo­crof..T)ljliac; ii /..oytcrnKf]c; rrpa!;eroi;), . .

data-acquisition station, crta.9~t6s, CTLO~XEtoA.oytKfj c; npocrK'tTJO'Effi.<; . f crta9µ6c; cruA.A.oyfjc; 8c;ooµt­vwv].

data conversion, crLOtX£toA.oyu~.1i· µc;rn1pon~ · [ µEta.tponi] (<rtot­xeirov)].

data element, AOfIEM., 7tA.T]poq>o­ptaxov / 7t/..T]poq>opT]ttK6v] crrnt­Xefov· r (JLOlXeloV 1tAT]pO<j>OpUl­KOU UAlKOU].

data error, AOfIEM ., crt0tXEtoA.o­"flKOV crq>aA.µa: f crq>aA.µa 1tAT]­poq>optaKou uA.tKou }.

data handling, I , = data process-

233

data origination

ing. 2, Xetptcrµos 1&v crrnt­xeirov.

data . origination, AOrirM., crrnt­XetCLKij ytvecrt<;.

data processing, MHXT.MAE>., crtOtXetayroyfj· { crtotXEtCLKij µE­i:ayroyf]. O""COtXELOAOYtKi] µem­yroyf] j.

centralized data processing, cruy-1q;vwLKi] [ cruyKEVtpClrt:lKi] J crtOLXElO­

)conKiJ ~LEmyooyfj.

decentralized data processing, <'mo­KEvtpLKi] [ 6.rtOKEV'T:poonKf]} crtOLXEto­A.oyLKi] µE•ayooyiJ.

electronic data processing, 1']!..EK­,LpovtKi] CJtOLXELOAOYLKi] µEmyooyiJ· [111..EK'T:POVLKi] O:'tOLXELayooyiJ).

. ,integrated data processing, 61..oKA.TJ­poonKi] CJ'T:OlXELOAOytKi] µE'tayooyiJ· {61..oKA.T]pOOnKfj crtOtXEtayooyiJ).

data processing equipment, i!:l;ap­. . ttcrµos crtOtXELOAOYtKfj<; µem­

yroyfjc;. electronic data processing equip­

. ment, i]A.EK•povtKo<; .e~ap•tcrµoc; crt0t­XEtoA.oy11dic; µEmyooyfic;.

data processing machine, µrixavriµa ' . crtOtXELOAOytKfj<; µetayroyfjc;.

data processing machine system, µrixavriµanKov m'.Jcrt1iµa crwt­

. · XetoA.oytKfj<; ~Lemyroyfjc;.

data processing system, crucrtriµa crtOtXELOAOytKfj<; ~letayroyfjc;.

· automat ic data processing system . CJU<rtT]µU UUtOµUtOU crtOLXELOAOYLKfj~ µEmyooyfic;.

data processor, crt0LXetayroy11rfis· . { crtOtXElOAOYlKOS µemyroyri-

. tf]<;}.

data purification, AOrrrM., crtot­XEtCLKij Ka8apmc;.

data reduction, AOrirM., crwt-

234

datums

XEtaKij { crwtx;etoA.oytKTJ] &.va­yroyf].

on-line data reduction, foooypaµµoc; [ aµt-:c<JU EVEpyE[ac;] crtOLXElOAOYLKi] avayooyfj.

data transmission equipment, .AO­nrM., i!:l;apncrµo<; crt0tXetoA.o­yt Kfj s µi:m8 6crero<;.

data word, AonrM., crtot)(;E:toA.o­ytKij { crt0tXEtaKijj A.t1;1c;, .

datamation, atnoµi:myroyil; ·. { aut6-µaws crrnixi:tayroyf]]. ·

date, 1, fiµi:poµrivia. 2, xpovoA.o­yia.

after date, OIK., aito tfig xpovoA.o­yiac;· { U7t0 tfic; EK06CJEOO<;f, .

comparison date, OIK. MA0., Tiµc-poµ11via avnnapa~oA.i;c;. . .

due date (of a note),. Tiµi:poµrivia A.i)~Eooc; {A.fj~tc;} (ypaµµatiou).

equated date, OIK., fjµcpoµrivia e~tcr<ilcrc:ooc;. . . ·. •

date list, xpovoA.oytKOS niva.s. ·

dating, xpovoA.6yT]crl<;.

Datisi, AOr., &.mtiot ( =i µvri~to­VLKo<; 'tU1tO<; 'tpti:ocrxfiµOVO<; O"UA­AOytcrµou).

datum, 1, LTAT., (crmncrnKov) 8i:ooµtvov. 2, AOrirM:; (n:A.ri­pocpoprinKov) crwtxefov. 3, MAE>., rEQM., <i<pe'tllPLU~

geodetic datum, y1m>8amic6v 8eoo-µtvov. ·

datum line, rEQM., ucpe-rrip:La rpaµ­µf] · [ypaµµij avacpopfic;]. . .

datum plane, rEQM., ucpm'Jpiov i!:­nin:eoov"{i!:7tini:8ov a vacpopfi<;}.

datum point, rEQM., ucp1frf]ptov crriµeiov"{ crriµetov uvmpopfic;}.

.. '

datums, (n:A.. wu datum). rEQM.,

Dawson

OEooµtva U<pE'tllPLCL<; (Ka-r' uvn­Otacrt0A. ii v n pos -ro data, crm­

. ncrnKu 8i:ooµtva).

Dawson (David Fleming-), (.1apio <l>A.EµtvyK) Nni>ocrov ( ='= aµept­Kavoc; µa8riµanK6c;· y. 1926).

Dawson's intergal, orocrovtavov 6-AOKA Ti pwµa · { 6A.oJCA. Ti proµa wu N-rffiocrovj. ·

day, fjµtpa. Besselian day, ~ecrcreA.tavi] i)µtpa. sidereal day, acrtptKi] Tiµepa. tidal day, naA.A.tppotaKi] fjµtpa.

daylight-saving time, &pa i!:l;otKO­voµf]crero<; cpro-r6c;· {8eptvi] &­pa].

DDA, = Digital Differential Ana­lyzer~

De Broglie (Prince Louis Victor-), (IlpiyKt\j/ Aouoopt:JCo<; BiKmp) Ntt MnpoA.i ( = y<iUos cpucrt­K6c;· y. 1892).

De Broglie wave, ppoyA.tavov KU­µu· {Kuµa -rou Ntt MnpoA.i}.

De Broglie wavelength, ppoyA.ta­vov µllKOJCoµa· { µT]KOKWlCL mu N-rt MnpoA.{].

dead band, Aorn:M., veKpa l;;ffiv1r { veKpos x&pos].

dead halt, = drop dead halt. . drop dead halt, AOrI~M., U7tOVE-

Kp00ttKi] { VEKpU j crtacrt<:;.

dead load, MHX., VeKpov cpop­-riov .

dead reckoning, NAYT., 1, uvuµt­-rpricrt<;. 2, uvaµe:rpT]ttKOV cr-ri­yµa· [ cr-riyµa i!:i; uvaµe-rpf]creroc;}. 3, UVUµE'tpflttKfj.

Debye

dead reckoning computer, AO­rn:M., avaµe-rpri-rtKo<; A.oytcrµri­-rf]c;.

dead space, AOrirM., VEKPOS x&­pos· { VEKPU '(,ffivri].

dead spot, <l>YL., vi:JCpu 811A.ft· { VeKpov crriµerov].

dead time, AOrirM., VeKpos xp6-voc;.

dead weight (of a structure), MH­XT., veJCpov pupos (mu Soµfi­

. ~tame;).

dead zone, Aorn:M., vi:Kpu l;;ffivri.

death rate, LTAT., 8vri-r6-rris· [8vri­crtµ6-rris· 8ziKtllS 8vrimµ6-rri­ms].

central death rate, KEVtptKi] 9vri­crtJi6tT]c;.

crude death rate, ooµfj {UVE1tlAEKto<:; KtO<;} 9Vllcrtµ6t!lc;.

refined death rate, Ota/,oytKll 9vri-crtµOtll<;·

debrief, av-revriµi:p&.

debriefing, av:ri:vriµtprocrt<;.

debriefing conference, av-ri:vri~tepro-nKij StacrKE\j/t<;.

debug, AOrILM., ano\j/eyµa-r& (= UVEUpicrKffi Kai anaJ..dcpro 'ta crxe8toA.oytKu fi µrixavtJCu \j/E­y<i8ta· SE\j/eyaota/;;ro).

debugging, AOrirM., ano\j/e')'µ<i­-rrocrt<; ( = un<iA.et\j/t<; -r&v crxi:oto­A.oytK&v fi µrixavtJC&v crcpaA.µa:.. -rrov fi pl,ap&v· SE\j/ey<i8tacrµa).

debugging aid routine, AOrILM., anoKa8apnKij crupµf].

Debye (Peter J.W. -), (Ilt:rpos LB.) N-re~Lrt<iu ( =:o= 6Uav8oaµi:ptKa­vos 8eroprinK6<; cpucrtJC6<;· 1884 -1966).

235

aebye

debye, <I>YL:., 0EP6.ct0v. (L:YN.: debye unit).

Debye functions, oEPastavai O"UV• aptT]crw;· [ cruvaptftcrw; rnu NtEµrrau].

Debye length, ~EPaEtavov µfjKo<;· [ rrA.acrµtKov µfl Ko<; (rou NtEµ­rrau) ].

De bye theory (of specific heat), ocPactav1) 0Effipia [0Effipia rnu NtEµrrau] (rrEpi tfj<; Eioucfj<; 0Epµ6t1')'t0<;).

debye unit, <I>YL:., oEPaciaviJ ~1ova<;· [oEPaEtOV].

decade, MAE>., OEKU<; ( = a, ot6.-0"t1')µU µEm~u I rni 10· p, 6µa<; tou 10).

decade scaler, MHXT.MA0., OE­KUOtKo<; suYfltiJ<; ( = suntl'J<; µ£ rrapayovrn to IO).

decadent oscillations, rrapaK~t<isou­crm taA.avtfficrEt<;.

decadic, = decimal.

decagon, OEKaywvov. regular decagon, KUVOVIKOV OEKcl-

')'OlVOV.

decahedron, OEKaEopov.

decameter, OEKaµctpov.

decametric wave, OEKUµEtptKOV KU­µa.

decay, <f>YL:., MHX., rrapaKµ1i. amplit~de ,,decay, eup1K11 napaK~11i·

[ napaKµl] eupoll<;]. beta decay, 13ritanKi) napaqti'].

. exponential decay, eK0etlKTj napaK­).111 .

linear decay, ypaµµtKi) napaKµT]. modulus of decay, µ6owv (tfi<;)

napaKµfi<;.

236

dedbel

. rate of decay (of the damped vibra­t10ns), liianµT] itapaKµf\<; (nov ano­crf3Evvuµi:voov Kpaliacrµrov).

decay coefficient, cruvrnA.EcrtT)<; rra­paKµfl<;.

decay constant, crrn0Epa rrapaKµfj<;. beta decay constant, crta0Epa 1311-

tattKi'\<; napmcµf\<;.

decay constant of the seismic vibra­tions, crrn0Epa rrapaicµfj<; t&v crEtcrµtK&v Kpaoacrµ&v.

decay factor (of the vibrations)~ rrapayffiv rrapaKµfj<; (t&v Kpa­oacrµ&v).

decay time, XPOVO<; rrapaKµfj<;.

decaying amplitude, rrapaKµasov EUp~.

exponentially decaying amplitude eK0EtlKOO<; napaKµ.a~OV E\'ipo<;. '

decaying sine wave, rrapuKµasov T]µttOVlKOV Kuµa.

exponentially decaying sine wave ti_:0Ett1COO<; itapaK~lcl~OV T]µ1 tOVtKO~ Kllµa.

decelerate, urrornxuvffi· [smBpaM­Vffi}.

deceleration, arrotaxuvm<;· [f.rrt­ppaouvcrt<;}.

deceleration time, I, xp6vo<; anota­x.uvcrEw<;. 2, Aorn:M., = stop time.

decentralize, anoKEVtp&. ·

decentralized data processing, ano­KEVtptKTJ O"totX,Etayffi'yft· { U7r0-

1CEVtpWtlKTJ crtotX,EtoA.oytKi) µi:­taywyfi J.

decibel, OEKatoP£A.t0v ( = a, µ£­tpov tOU A.6you Mo ouvacrEcov· p, o£Katov tou PcA.iou).

decidability

decidability, I.YMB.AOr., MAE>., arro<pumcrt6t11<;.

decidable, MAE>., arrocpumcrt6<;,i), 6v.

decidable properties, MA0., ano-cpamcrtai iot6tflte<;.

decidably, MAE>., arrocpumcrt&<;.

decide, MAE>., urrocpucrisffi.

decider, MAE>., unocpa.crtcrtij<;· {(6) urrocpacriscov].

decile, L:TA T., OEKUt1iµ6pt0v.

decillion, I, AMEP., OEKUKtcrEKU­rnµµupwv. 2, AITA., OEKUEV­veuKtcrEKatoµµupwv.

decimal, oE1caotK6<;, ij,6v.

decimal, I, OEKUOtK6v. 2, oEKUOtKo<;· [oEKUOtKO<; apt0µ6<;].

addition of decimals, np6cr0tcrt<; OEK<lOtKoov· [liEKalitKT] irp6cr0em<;].

binary coded decimal, OllaOtKOKCO­OtKOV [lillalilKw<; KOOOtKcoµi:vov J OE-1mlitK6v.

circulating decimal, KllKAotpopoliv { 7tEpl00tKOV j 06KU0tKOV.

coded decimal, KroOtKOOEKUOtKOV" {Kcoli1Kco0f.v OEKalitK6v· KCOOtKroµtvov OEK<lOtKOV].

division by a decimal, litaiprnt<; Oia otKali1Kou.

interminate decimal, aiti:patoV OE-1<aOtKOV.

mixed decimal, OEKUOtKO<; apt0µ6<;. multiplication of decimals, noA.A.a­

irA.acrmcrµo<; OEKaOtKrov. nonterminating decimal, am';patOV

[ µTj ntpatov] OEKUOtK6V. periodic decimal, nepwoucov OE-

1<aOtK6v. product of decimals, ytv6µtvov OE­

rnliucrov (apt0µiiiv). pure decimal, Kllpiro<; liticalitKOV

(~u';p0i; OEKUOlKOU apt0µo\i).

decimal notation

recurring decimal, im6crtpOQJOV [t­iravaA.11irnKOV J OEKUOtK6v.

repeating decimal, f.iravaA.riir1ucov [ 7tEpto0tKOV J OEKCLOlKOV.

similar decimals, 6µ01a [icr01vi']­r.p1a] lieKetOlK<i.

terminate [terminating) decimal, 7tEpat6V [uKPtl3E<;} 0£KUOtK6V.

decimal coded degit, OEKa.OtKOJC(J)­Kffil>tKOV I OEKUOtK&<; Kffil>t1C(J)-0£v J 'l'llcp[ov.

decimal digit, oi::rnotKOV \j/Jl<piov (= 1, 2, 3, 4, 5, 6, 7, 8, 9, 1\ 0).

coded decimal digit, KCOOtKOOEKalit­Kov [ Kro01K(l)Gi:v OEKali1K6v ]'VllQJiov.

decimal equivalent of a common fraction, &eKaotKov l.croouvuµov Kotvou K/,acrµato<;.

decimal equivalent of the percentage of critical damping, oEKa.OtKOV icroouvaµov tou rrocrocrtou tfj<; KptcrtµOU UTtOO"~EcrEffi<;.

decimal fraction, OEKUOtKOV KA.a­crµa.

decimal logarithms, OEKOOtKoi /.o­yapt0µot.

decimal measure, I, oEKUOtKOV µE­tptKOV oucrniµa. 2, OEKUOtKit µova<; ( ""' µovac; tou oEKa.oiKoli µEt pt Kou crucrtfi µuto<;).

decimal minute, oi::lCaotKOV A.Errtov ( = a, i:Ka.tocr-tov ~1oipa<;· p, 0£­Katov oEKUOticfji; µoipu<;).

decimal notation, o::KUOlKTt O"Jl.­µEt0ypucpi].

binary coded decimal notation, 1i1Ja-0tKOK0001KiJ I Ollali1Koo<; icroli1Kco0ei:cra] 1ieKali1Ki] crl]µ&toypaQJiJ.

coded decimal notation, KroOtKOOE-1<ali1Ki) [Kroli1Kc.o0ctcra OEKaOtKT]] crri­µewypar.pi].

237

decimal number

decimal number, bEKUbLKOc; ap19-µ6c;.

binary coded decimal number 8ua-8tKOKCOOtK6c; [8ua8tKroc; Kro8tK~0i::ic;J oi::KaotK<'>c; upi0µ6c;.

biquinary coded decimal number omevm8tKoKro8tK6c; [8mi::v·m8tK&~ KrootKro0dc;J oi::Ka8LK<'>c; apt0~toc;.

coded decimal number Kro8us:o8i::­KUOtK6c; [ KCOOtKro0dc; 8e~a8tK6c;] u-pt0µ6c;. .

decimal numeration, bEKUbLKij api9-µT]crtc;.

decimal place, C>i:KabtKTj Sfotc;· [e t ­crtc; bEKUblKOU \jlrjipiou].

accuracy to a certain decimal place liKpiPeta µ8xptc; roptcrµ€vou 8i::Ka8t~ KOi) lj/T)q>iou.

first, second, third, etc., decimal place, npw:ri~ 8wr~pa, i:pii:ri, Ki:A.., 8eKa8tKT\ 0i::mc;· [0ecrtc; µovaorov 8i::-Ka8rov, i':Kai:ovi:aowv, Ki:A..]. '

decimal point, C>i:KabtKTj 6n:oC>ta­crwA.i] (= a, ArrA., AMEP., 5.25· p, EAA. , 5,25).

decimal system, C>i:KaOLKOV crucr'tTJ­µa.

decimal-to-binary conversion, C>i:­KabtKoC>uaC>tKTj µi:rntpom'r [ µi:­'ta'tpon:ij oi:KaOtKfjc; n:ocr6'tT]'toc; Etc; OUUOlKTJV}. .

decimeter, 6n:o8i:Kaµi:rpov· [ n:aA.a­µT]] (= 1/ 10 'tOU µt'tpou) .

decimetric wave, oi:Kat6µi:tpov [6-7tooi:Kaµi:tpov] Kuµa.

decimillimetric wave, 8i:Karnx1-A.tocrt6~ti:tpov [ 6nox1A.t0crt6µi:­tpov J Ku~ta.

decision, MAE>., unocpacrtrovco ( = A.aµpavco Kai f:mPaUco dn:6cpa­crLV).

decision, un:6cpacnc;. logical decision, A.oytKii un6qiacrtc;.

238

decisive

ti~ing of decisions, MAE>., xpo­vt~µoc; [ XPOVLKii p(J0µtcrtc;] i:&v U7t0-q>acri::rov.

decision box, Aorn::M., Macptov dn:ocpacrEcov.

decision element, AOlll:M., dn:o­cpacrtmcov crw1xi:iov· [ awixi:iov un:ocpacri:coc;}. .

decision function, MAE>., anocpa~ crtaxi] cruvaptT]crtc;• [ cruvapn1-crtc; un:ocpacri:coc;].

decision-making, an:ocpacrtooocria· [ un:ocpacrtoA. T]\jlia ].

decision-making robot, an:ocpacrto­AT]rtttKOV f:py6µawv· [ poµn:o-r A. ii \jli:coc; dn:ocpacri:cov).

decision problem, un:ocpacrtaKOV · n:p6PA.11µa· [n:p6PA.TJµa (f:m8ort­

K6'tTJ'tOc; µi;968ou) crnocpacri:cocJ

decision processes, MAE>., un:ocpa­crtaKai µi;rnycoyai· { CJ.7l:Ocpacrta­Kat OtaOtKacriat• ota8ueacr.iat A.ij-\j/ECOc; dn:ocpacri:cov j . .

multistage decision . processes of stochastic type, noA.ucri:Ct8tot unoq>a­<:>taKai µgi:ayroyai [ noA.uµi;pi;ic; ano­<Pa~ta~ai 8ta8tKacrim] i:ol) cri:oxacri:t­Kou 'T:U7tOU.

decision-taking, dn:ocpacrtoA.T]\jlia· {A.fj\jltc; un:ocpacri:cov ]. ·

decision theory, MAE>., airocpacrta­Kij ei:copia ( = ei:copia. 'tfjc; AlJ\jl&­coc; un:ocpacri:cov).

decisional, MA0., artocpacnaK6<;, ij ,6v.

decisioned, MA0., un:ocpa.crtcoµtvoc;, T],OV.

decisionism, MA0., artocpacrta-crµ6c;.

decisive, an:ocp~crtcrn~6c;,11,6v.'

decisively

decisively, an:ocpacrtcrttKroc;.

decisiveness, an:ocpacrtcr'ttKOtT]c;.

deck, oi;crµic;· { n:aKtto}. condensed instruction deck, AO­

rn:M., 7teptA.T)mtKii tvi:aA.nKii 8ecr­µ[c;· [ 7tUKE'T:O 7teptA.T)7tttK&V tvi:oA.&v J.

deck of cards, 1, n:aKe'tO xapna· [ rpun:ouA.a· ornµic; n:myvwxup­'tCOV}. 2, AOlll:M. , 8i:crµic; oi:A.­wpicov· [ n:aKt'tci Kap-ctA.i:c;].

declaration, C>i]A.cocrtc;.

declination, Al:TP., <DYl:., an:6-. Kfi.tcrtc;.

angle of declination, yrovia anoKA.i­cri::roc;.

circle of declination, KUKA.oc; 6.no­KAicri::roc;· [ KuKA.oc; unoKA.icri::rov].

grid declination, tcrxaptKii 6.n6KA.t­mc;.

magnetic declination, ~tayvrinKii &.it6KAtcrtc;.

north declination, Popda [0i::nKii] an6KAtcrtc;.

parallel of declination, napaA.A.riA.oc; &.noKAicreroc;.

south declination, VO'T:LU { UpVT]'T:LKii} UJtOKALcrtc;.

declination axis, Al:TP., al;cov cin:o­KA.icri:coc;.

declination of a celestial point, un:6KA.tmc; miµEiou 'tOU o\Jpa­vou· { un:6KAtcrtc; aa-ctpoc;}.

decode, arr;oKCOOtK&. decoder, an:oKCOOtK.con'1c;. decoding, an:oKcooiKrocrLc;. decomposition, an:ocruvei:crtc;. decomposition of a fraction, cin:o-

. cr6v0i:crtc; [ avaA,ucrtc;} KAUcrµa-1:0c;.

decomposition of forces, <DYl:., U1l:OCTUV9Ecrtc; · { UV0.AUCTt<;} 'tOlV ouvuµi:cov.

decrement field

decoupled, <DYl:., MHX., HAEK., U1tOCTUSEUX9Ei<; ,El'.cra.,tv· { UJtOsEU­xSEic;,i;tcra,tv ] .

decoupling, <DYl:., HA.EK., un:ocr6-si:u1;1c;· r an:osi:us1c;J.

condition of decoupling rotation from translation, MHX., cruv0f]KT) uno( cro )~gul;i::roc; cri:poq>fic; Kai µei:a-0foeroc;.

decoy, MHXT.,MA0., n:apoµoicoµa ( = n:apan:A.a.vrinKov 6~toicoµa).

decrease, µi:trovco· [ f:A.ancbvco}.

decrease, µi:icocrtc;· [f:A.ancocrtc;}.

decreasing, MAE>., cp9t't6c;,ij,6v· [ cp9i vcov,oucra,ov}.

decreasing arithmetic progression, cp0ivoucra { cp9ni] j apt9µT]nKT] n:p6oooc;.

decreasing function, cp9ivoucra {cp9t­'tij] cruvupi:T]crtc;.

monotone [monotonic] decreasing function, µov6i:ovoc; q>0ivoucra cruv­cipi:T]crtc;.

strictly decreasing function, aucri:T]­proc; qi0i voucra cruvap111mc;.

decreasing sequence, cp9ivoucra [ cp0ni]J Uico'Aou9ia.

monotone [monotonic] decreasing sequence, µov6rnvoc; qi0ivoucra aKo­A,ou0ia.

decreasing series, cp9ivoucra. qi;1pu.

decreasing the roots of an equation, µdrocrtc; [6n:oPtPMµoi;] 'tffiv pt­s&v tfjc; E/;tcrcbcri:coc;.

decrement, MA0. , µi:icoµa. equal decrements, foa µi::tci:>Jiai:a. logarithmic decrement, A,oyapt0µ\­

K6v µeiro~m.

decrement field, MA0., µi:tcoµan­Kov n:i:oiov.

239

decrement of angle

decn ment of angle of repose, M HXT., µi>imµa i-fji; yroviai; i]pi>µi]crnmi; (-r.Ju npavoui;).

decremental, MA0,, µi::1mµa1TK6i;, 1),6v.

Dedekind (Julius Wilhelm Rich­ard-), ('IouA.wi; rouA.. P1xup­ooi;) NTEVTEKtVT ( = yi>pµavoi; µa81iµanK6i;· 1831 - 1916).

Dedekind completeness, OEOEKtV­otuvit EVTD.Eta· {EV'tEAEta TOU NTEVTEKlVTj.

Dedekind cut, ozoi:Ktvowv11 <inow­µl)'[unornµft wu NTf:VTf:KtvT}.

Dedekind's postulate, oEOEKtvota­v6v ah1iµa· [ai:niµa TOU Ni-£­V'tEKtVT j.

deduce, cruv&.ym.

deducible (from), cruvay6µi>voi;, TJ,OV (EK TOU, Tfji;, TO>V).

deduction, MA0.,AOr., napayroyl). (l:YN.: induction, i';naymyl)).

theory of deduction, ei:copia tfjc; (cruµni:pacrµanKfj<;) napaycoyfj<;.

deductive, AOr., napayroytK6i;, 1), 6v.

deductive logic, AOr., napaymyt­KYt AOytK1).

deductive method, AOr., napaym­yiKit µteoooi;.

deductive method of proof, AOr., 7tapayroytKYt µ£9oooi; U7t00El­~E(l)i;.

deductive proof, AOr., napayroyiKft U7t00El~ti;.

deductive system, AOr., napayroyi­KOV [ cruv9i>nK6v J crUO'TTJµa.

formalization of a deductive system,

240

deficiency

d8oµ6pcp1mc; [ doof...6yrimc;J tv6c; na­paycoy1Kou crucrn']µaw<;.

deep-focus earthquake, paeuccrna­Koi; cri>tcrµ6i;.

deep shock, Pa9ucrwrµoi;· [paecta cri>tcrµtKft OOVTJati;}.

defect, MHXT., i'oMnroµa· [ aTt­A.i>w: avi>nupKEta}.

detection of structural defects, i';~i­xvwm<; {€~aKpij3cocr1<;] (tc'ilv) 00µ1']­nKc'iJv u-ri;A,i:1rov.

defective, I, F-A.anmµaTtK6i;,1),6v.· 2, £A.A.rni]i;, T]i;,ti;.

defective equation, l:AA.tm1i; £~icrro­mi;.

defective hyperbola, i';A.A.rnfti; uni>p­PoA.1).

defective number, F-A.A.rnfti; upt9µ6i;.

deferent, TITOA.Al:TP., <ptpwv Ku­KA.oi;· [ <pop6KUKAoi;].

deferred, Ka9ucrTEPTJT6i;,i],6v· [uvn­PA.TJT6i;, i],6v.]

deferred annuity, OIK., Ka8ucrrnp11· Tll [uvaP''ATJTit] p&.vrn.

deferred reversionary annuity, OIK., Ka9umi>pTJTYt uvaKATJTt­KYt puvm· { µEAAOVTtK<lli; UVa­KATJTtKYt np6croooi;}.

deficiency, I, EAlcEt\Vti;· { uvrn&.p­Kcta }. 2, i>crTEpTJµa· {i';A.A.i>tµan~

KOTTJi;}.

deficiency of an algebraic plane curve, UCJTEPTJ µa r UVE7tUpKEta 1 (Tfji;) u).yi>PptKfji; £mn£oou Kaµ­nuA.rii;.

deficiency of the fiber strength against the bending moment (in the flexural vibration), MHXT., ucrrtpriµa [a.vrnupKEta] UVTO-

deficient

x,fji; Tfji; t voi; de; i-l'Jv pom'!v KUµ\l'Emi; (KaTu TOV ni>pucaµ­nnK6v 1Cpaoa.crµ6v).

deficient, i'oAA.i>tµanK6i;,i],6v· [ uvi>­napKT]i;, i]i;,£:;}.

deficient hyperbola, i';A.A.i>tµµanKit {i';A.A.iniJi;] uni>pPoA.1).

deficient number, EJ..A.i:tµanKoi; [i';A.­A.ml'Ji;] upt9µ6:;.

deficit, OIK., 1'.A.A.i>tµµa.

definable, MA0., Ka9optcrT6i;,1),6v· [ 6pimµo:;,oi;,ov· Ka9opimµoi;, oi;,ov}.

define, I, 6pi~ro. 2, Ka0opi~ro.

definite, cbptcr~1£vo:;, TJ,ov· [ Ka0ropt­cr~1£voi;, TJ,OV}.

definite description, AOr., cbpt­' crµtvri [rn8roptcr~1£vri] ni>ptypa­

qn'J. definite integral, roptcr~tEVOV OAO­

lCA f] proµa. improper definite integral, ao6Kt­

µov cbp1crµtvov 61.,oic/i.fipcoµa. partial definite integral, µi:ptKOV

cbptcrµtvov 6/.,oKA,iJproµa.

definite integration, roptcrµEVTJ 6-AOlCA i] procrt:;.

definite matrix, ffiptcrµEVOV µTjTpct­OV.

definite periodicity, wptcrµEVTJ 1tE­ptootKOTTJt;.

definite proportions, wptcrµ£vat u­vaA.oyiat.

law of definite proportions, v6µoi; t&v cilptcrµtvcov uvaA,oyt&v· [v6µor; tc'ilv crmSi:prov '1.6ycov j3apouc;].

definite quadratic form, roptcrµEVTJ TE!pUyffiVllCTJ [ roptcrµEVTJ OWTE­po~&.9µto:;] µopq>i].

deflected building

positive definite quadratic forrn, 01micij cilptcr~tEVT] tEtpaycovuoi µop­cpfi.

definition, I, MA0., 6ptcr~t6i;. 2, TEXN., i>uKpivrim:;· [i::uKpivsta (dK6vot;)· i';v&.pyi>ta}.

ci rcularity of definition, /\Or., otal.,­J.,ri!i.la 6p1crµou· { 6p1crµoA,oytKTj owA,­A,TjA,[aj.

contextual definition, crnµ1ppacrn­Koc; 6p1crµ6c;.

problem definition, 6ptcrµ6<; (tou) npo j3A. fiµa roe;.

recursive definition, \Snava).T]7tttK6c; optcrµ6c;.

truth definition, a/,riOoA.oytKo<; 6-ptcrµ6 :;.

definition of a matrix, 6ptcrµot; µTj­Tpsiou.

definition of a photographic image, EllKpi VTJ cni; [ EUKpi Veta J ( Tf}<;) <prowypa<pt Kfjt; d K6voi;.

definition of multiplication, 6pt­crµ6:; iof> noA.A.an/,acnacrµol>.

generalized definition of multipli­cation, yi:v11<wµtvo<; 6ptcrµo<; (tou) nol.,A,anl.acriacrµoii.

definition of the sum of a divergent . series, 6ptcrµ6:; TOU u0poicrµa­

T0i; U7tOKAt VOUO'lli; CJEtpilt; . Borers first definition of the sum

of a divergent series, np&toc; j3opE­A,tav6<; 6p1crµ6<; mu aSpoicrµatoc; a-1toKA.t VOU<J1]c; <J&tpfri:;.

Borel's integral definition of the sum of a divergent series, 6/.oicl.ripco­n1<0<; j3opi:/.tav6<; 6p1crµ6<; t'OU a0poi­crµatoc; anoKA.t voucrric; crEtpiic; .

regu lar definition of the sum of a divergent series, KaVOVllCOt; 6ptcrµ~ wu uSpo[crµat0c; (tii<;) unoicl.,1vo6<JT]r; crnpiic;.

deflected, MHXT., unoKaµnT6t;,1), 6v· [ <inornµq>0i>i:;,i>'icra,£v J.

d,efiected building, MHXT.,unoJCaµ-7tTOV [ urtoJCaµq>9f.v J icTiptov.

241

deflected shape

deflected shape, MHXT., an:oKa.µ­mi] [ un:oKaµcp0dcra J Oia.µop­cpi].

initial deflected shape, UPXlKll a-1roKaµnti] otaµopcpfi.

variation of deflected shape, napaA.­A.ayi] tfic; cl1tOKaµmfic; otaµOpcpfic;· [napaAA.ayi] tfic; E~ anoK6-µ\jl ic:roc; 8ta-µopcpfic;}. .

deflecting, 1, MHXT., un:oKa.µn:n­K6c;,i],6v. 2, EKrprnnK6c;,i],6v.

deflecting force, <l>YI:., frrprnnKi] [un:oKaµn:nKi]} S6vaµ1c;.

deflection, 1, MHXT., c1.n:6Kaµ\j/tt;. 2, <l>YI:., EKTpom'J.

arbitrary virtual deflection, MHXT. au0aipi;rnc; OUVlltiJ cl1tOKUµ\jl tr;.

cantilever deflection, npo~oA.taKi] &rr6Kaµ\jltc;.

configuration of deflection, crx11-µancrµ6c; tfic; anoKciµwi:roc;.

horizontal deflection, 6pt~ovria &.­tt6Kaµ\jltc;.

magnificatiOn of initial deflection, 11tyi\0uvmc; tfic; UPXtKfic; anoKciµljli:roc;· [imtp~acrtc; t0u µqt0ouc; tfic; apxt­Kfjc; U1tOKUµllf&OOc;}.

maximum horizontal deflection of a building at the time of resonance, MHXT., µi;yicrtT) opt~ovtia cm6rnµ­\Jltc; tfic; KatacrKwfic; Kata t6v xpovov t0u cruvT)xtcrµou. . shear deflection, MHXT., 81mµT)­tt Ki] an6Kaµ \jltc;.

static(al) deflection, crtanKi] c'm6-Kaµ\jltc;.

structural deflection, oOJ.H\nKi} &.n6-Kaµ\jltc;.

unit deflection, µovaotaia an6-1mµw1c;.

deflection curve, MHX., Kaµn:uA.ri u­n:oKciµ\j/ccoc;· [ an:oKaµrmKi] Kaµ­n:uA.ri].

force-deflection curve, KaµnuA.11 ou­vciµi:roc;-anoKaµ\jli:roc;.

load-deflection curve, KaµnuA.11 cpop-'t"icric:roc;-unoK<lµ1jl&roc;. . .

242

deformation

nonlinear continuous force-deflec­tion curve, µi} ypaµ1.1tKi} cruvi:xi]c; KUµ1tUA T) ouvciµi;roc;-arroKci~t\jlEOO<;.

piecewise linear force-deflection curve, ti:µaxTJti} ypaµµtKi} KaµrruA.11 0\lVUµtro<;-U1tOKUµ\jlEOOc;.

deflection diagram, MHXT., cho­Kaµn:nK6v Otciypaµµa.

force-deflection diagram, otciypaµ­µa ouvciµi;roc;-arrOKUµ\jlEroc; .

deflection distribution, cin:oKaµn:n­Ki] KUTavoµir {KUW.Voµij cl7t:O­KUµ\j/£COt;}.

deflection equation, MHXT., E~i­crcocrv; choKciµ\j/£COt;.

slope-deflection equations, i:~tcrro­crnc; vzucri:roc;-anoKaµ\jl i:roc;.

deflection in a transient state, an:6-KUµ'!flt; £v (nj) n:apoo1Kij Ka­racrrcicriot.

maximum structural deflection in a transient state, µi;yicrtr\ OOµT)ttKi} arr6Kaµ\jltc; EV (tij) napootKij Kata-cr-r6-cri:t. ·

deflection method, 1, I'EQA, MA0., µ£0oooc; r&v sK-cpon:&v. 2, MHXT. , µ£0oooc; U7t:OKUµ'!f£­coc;.

slope-deflection method, µt0oooc; vi:ucri:roc;-arroKaµ\jli:roc;.

deflection of a beam at the midspan; un:6Kaµ\jltt; (n'jc;) OOKOU KCHU 'tO µscrov wu owvoiyµawc;.

deflection parameters, rmpciµiorpot cl7t:OKclµ'!f£COt;.

deflectionaJ, 1, an:oKa~tn:nK6t;, ij ,6v. 2, EKTprnnK6t;, i] ,6v..

deformability, rcapaµo pcpcon KOtYJt;. Structural deformabiJity, OOµT)ttKi}

napaµopcprottK6tT)c;.

deformation, MHX., n:apaµ6pcpco­mc;.

deformation curve

actual state of deformation, npay­µtKi} Katcicrtacrtc; rrapaµopcprocri:roc;.

angular deformation, yrovtaKi] na­paµ6pcprocric;.

axial deformation, u~ov1Ki] napa­µ6pcprocrtc;.

compatible deformations, cruµ~iea­m:ai napaµopcprocri:tc; .

consistent deformations, cruvaK6-A.ouHm napaµopcprocri:1c; .

continuous deformation, cruvi:xi}c; napaµ6pcprocrtc;.

elastic deformation, f; A.acrnKi} na­paµ6pqirocrtc;.

flexural deformation, ni:ptKaµrrn­KTJ [KaµrrnKi)} napaµopcprocrt.;.

inelastic deformation, &.vi:A.acrnKi} napaµ6pcprocric;.

inextensive deformation, uvi:Ktatt­KTJ napai.t6pcprocrtc;.

path curve of a continuous surface deformation, ixv1Ki} [lxvn,µanKl)} KaµrruA.11 cruvi:xouc; i':mcpavi:taKfjc; na­paµopcproai:roc;.

plastic deformation, nA.acrnKi} na­paµ6pcprocrtc;.

possible patterns of deformation, O\JVU1U ttapaµopcpOl'tlKU Otaµopcpro­µant· [ouvma otaµopcproµata napa­µopcprocri:rov].

shear deformation, 1itatf.LTJTLKTJ rm-paµ6pcprocrtc;. · ·

state of deformation, Katcicr-ramc; napaµopcprocri:roc;.

surface deformation, i:mcpavi:taKTj napaµ6pcprocrt c; .

deformation curve, MHXT., Kaµ­nuA,ri n:apa.µopcpfficriococ; . (I:YN.: stress-strain curve).

deformation ellipsoid, MHXT., f,A,­. A-wvoio10£c; ( tfjc;) rcapaµopcpc:O­

crioc0c;.

deformation mechanism, µrixav1-crµ6c; n:apa.µopcpcl:Jcmuc; .

deformation range, n:apaµopcpcon­K6v i'.Krnµa: [zna.µa n:apaµop­cpcbcriococ;].

degenerative juncture

plastic deformation range, n/cacr'tt­Kov napaµopcpronK6v EKtaµa· [€K­taµa nA.acrnKijc; napaµopcprocri:roc;].

deformation ratio, MHX., A,6yoc; n:apaµopcpci:>crnroc;. (I:YN.: ratio of magnification).

linear deformation ratio, A.6yoc; ypaµµtKfic; napaµopcprocri:roc;.

deformations of ductile systems, n:apaµopcpc0crio1c; (t&v) 6h{µrov crucrtriµcircov.

deformed, n:apa~topcpcoµsvoc;, ri, ov· · [ rcapaµopcpun6c;,i],6v· n:a.paµop­cpco0ioic;,£Icra,sv].

deformed position, n:apaµopcpcon'J [n:apaµopcpcoµsvri] 0fo1c;.

deformed structure, n:apaµopcpro­t6v [ rmpaµopcpco0£v} 06µ11µu· [ n:apaµopcpm0£ic; cpopiouc;].

deforming, n:apaµopcpcl:Jvcov,oucra, ov· [ n:apaµopcpconK6t;, ij,6v }.

deforming to a saddle shape, n:a­paµopcpci:>vcov,oucra,ov de; [na­paµ6pcpcocrtc; de;] cranw.nKijv oiaµopcpijv.

degaussing, <l>YI:., an:oycocrcriromc;· [ an:oµayvi]nmc;].

degenerate, sKcpuA.icrµsvoc;,11,ov.

degenerate case, sKcpuA.icrµsv11 m::­pirctrocrtc;.

degenerate conics, £KcpuA-1crµsvm KCDVtKai ( toµai) .

degenerate simplex, MA0., i':K­cpuA-tcrµsvov µov6n:A.ioyµa.

degeneration, £KcpuA.1cr1c;· [i\KcpUAt­crµ6c;} .

degenerative juncture, MA0., i':K­cpuA.tcrnKij cruvapµoyl'J.

243

•

degradation

degradation, I, KUTU1t'l"ffi<Jtc;. 2, cl>YL, EK1tmcr1c;· {q>0opli}.

degradation of energy, EK1tTfficrtc; [ 1n&cric;) <fie; l:vt:pyeiac;.

degree, 1, ~o.0µ6c;. 2, ~to1'.pa. changing degrees to radians, µi:i:a­

i:pomi µotpcilv i:ic; a1<i:ivta. equation of degree higher than

(the second), e~[croocrn; uvooi:l:pou i:ou (owi:tpou) Pa0~io u.

general equation of the nth degree, YEVlKi] e~icroocm:; i:ou VUOO"'tOU Pa0-µou .

indeterminate to the (first) de£ree, anpocrot6ptcri:oc;,oc;,ov µEXPl i:ou (itpro­i:ou) Pa0~10u.

Kelvin degree, KEA.Ptvtav6c; Pa0µ6c; · [Pa0µ6c; (1<A.iµaicoc;) KtA.Ptv ].

real factors of the first (or second) degree, npayµan1<oi napayovi:i:c; i:ou 7tpcO'tOU (ii WU oi:ui:l:pou) Pa0µou .

spherical degree, crq>atptKTJ µo tpa.

degree Celsius, Kt:Acriavoc; pa.e~16c;· f Pa0µ6c; Kt:A.criou].

degree of a complex, MA0., ~a-0µ6c; crw11tA.eniawc;.

degree of a curve, Pu0µ6c; icaµ­nuA. 11c;.

degree of a cycle, ~a0~16c; KUKATjµa­wc;.

degree of a determinant, Pa0µ6c; (•fie;) 6pisoucrTJc;.

degree of a differential equation, paeµoc; 01aq>op1Kfic; l:~tcrrocr<:wc;.

degree of a net of plane curves, pa.0µ6c; OtK'l"UOU i:1tl1tE0(J)V KU~l-1tUAffiV.

degree of a permutation, Pu0µ6c; µ<:­<a.<6.~t:roc;.

degree of a permutation group, pa0µ6c; µt:TUTUKnKfic; 6µ1il>oc;.

244

degree of confidence

degree of a plane curve, pa0µ6c; l:mntoou xaµJtuA.1ic;.

degree of a polynomial, Pa0µ6c; 1tOAU(J)VUµou.

degree of a polynomial wit,h respect to a certain variable, ~a.0µ6c; 1tOAUO.Wuµou f:v O"X.EO"El npoc; cbp1crµsv11 v ~t<:rn~A. TJ•ii v.

degree of a ruled surface, Pa.0µ6c; t:u0t:toy<:vouc; E1ttq>aveiac;.

degree of a space curve, Pa.0µ6c; xwpa.iac; Kaµn:UAT]<;.

degree of a substitution, Pa.9µ6c; unoxamcr<licrt:wc;.

degree of a substitution group, · pae~16c; 6~1aooc; uJtoica<acr<a­crt:roc;.

degree of a surface, pae~16c; l:m­q>avt:iac;.

degree of a term, pae~i<'>c; opou.

degree of a term with respect to a certain variable, Pa.9µ6c; opou l:v crx.fot:t npoc; cbptcrµevriv µ<:­<aPA.ri·n'1v.

degree of a twisted curve, ~a.9µ6c; cr<prn<fjc; [~u0µ6c; cr<pt:PA. fie;] KU~l1tUAT]<;.

degree of an algebraic equation, Pa0~L<'><; aA. yt:~ptKfi<; l:~tcrrocrt:wc;.

degree of an equation with respect to a certain variable, Pu9µ6c; l:~tcr<i>crt:wc; l:v crx.fot:t 7tpoc; cbp1-cr~1tvriv µt:rnPA.ri<i]v.

degree of confidence, :LT AT., Pa-0µ6c; 7trnot0~cr<:wc; .

preassigned degree of confidence, npo1<a0optcr0eic; { npo1<0.0optcri:6c;/ Pa-0~t6c; m:not0i]cri;roc;.

degru of curve

degree of curve, TEXN., ~a0µ6c; KU~l1tUAOTT]W<;.

degree of freedom, MHX., ~a0µ6c; l:A.w0t:pia.c;.

multidegree of freedom system, cru­cri:1iµa noA.uPa0µiou eA.i:u0i:piac;.

multiple-degree-of-freedom sys-tems, crucri:i)µarn noA.uPa0µiou eA.w-0i;pim;· [ crucri:i]µai:a noUcilv Pa0µii>v i:A.Eu0i:piac;].

n-degree of freedom system, crucrn1-µa vuoPa0µiou eA.eu0epiac;.

single degree of freedom, µovtaioc; Pa0µ6c; £A.Eu0Epiac;.

single-degree-of-freedom systems, crucri:i]µai:a µovtaiou Pa0µou eA.eu0E­piac; .

structures with one degree of free­dom, qiopi;i:c; [ooµi)µataj µovoPa0µiou i:A.eu0i:piac;.

system with an infinite number of degrees of freedom, crucrniµa U1tEi­pooc; noA.A.ii>v Pa0~tcilv £A.eu0i:piac;.

two-degrees-of-freedom systems, crucri:i]µai:a ot~a0µiou [ crucr<i]µai:a ouo Pa0µii>v] i:A.eu0epiac;.

degree of homogeneity, ~a9µ6c; 6-~totoy<:vt:iac;· [~a0µ6c; 6µoyt:vd­ac;].

degree of indeterminancy, Pa0µ6c; U1tpocrSt0ptcr1iac;.

degree of indeterminateness, ~a.0-µoc; a7tpocro1op1cr<6n110c;.

degree of looseness, pa.0~t6c; xaA.a.­p6n1wc;.

degree of (matrix) representation, pa.0µ6c; [Siacrwmc;) (µTJ<pt:ia.­xfii;) CL VU1tUpUO"TUO"Effi<;.

degree of representation of a group, ~a0µ6c; {Stlicrmcric;) (<fie;) uva7ta.pa.crnicr<:wc; (µtuc;) 6µaooc;.

degree of utility, OIK.MA0. , ~u0-~t6c; XPT)crtµ6TT]W<;.

Delisle

del, otA.· [ UVUOEA rn· v]. del operator, avaSt:A. TlKOc; EKTE­

AEO"!TJc;" [avaot:Arn · on· v}.

DeJambre (Jean · Baptiste J. -), ('Iffi<iVVTJ<; Bu1tncr1i]c; 'I.) N<t:­/..6.~11tp ( = y6.Uoc; µaeT]~lUHKO<; KUL UO"Tpov6µo<;· 1749 - 1822).

Delambre' s analogies, osA.aµ~pu:t­vai avaA.oyicrt:tc;• [ ava.A.oyicrt:tc; wti N<t:A.liµnp].

delay, MHXT.MA0., xa.0ucr1£p11-mc;.

differential delay, otaq>optici] 1<a0u­cr<tp11crt<;.

partial delay, µep11<1i 1<a0ucr<EP'l­mc;.

phase delay, cpacrtKi] 1<a8ucr<i:p11mc;• [ Ka0lJcri:tp11mc; cpacri:ooc; ].

delay line, AOrI:LM., ypa.w11 xa-0ucrrnpi] cr<:wc; .

magnetostrictive delay line, µayv11-i:ocrucri:aA. nKiJ ypa~1µ ii 1<0.0ucr<epiJ­creoo<;.

delayed elasticity, Ka0ucrTt:pT)µEVTt ~),acrnK6<T]c;.

materials with delayed elasticity, uA.tKc'.t. Ko.0ucrn:p11µtv11c; €A.acrn1<6i:11-i:oc;.

Delian problem, ~~A.tov np6~A.11-~La ( = <<'> np6~AT]~ta 10\J Ot1tA.a­O'wcrµou WU xupou).

delimiter, AOrI:LM., n<:pt0p1cr<1)c; (= 1tt:ptopisrov xapa.x•~p).

delineate, MA0., 81a.ypaµµisro.

delineation, MAG., 81ayp6.µ~ncr1c;. plane of delineation , otaypaµµtKOV

[npoomt1<6v j €1tiitEoov. (LYN.: per­spective plane).

Delisle (Guillaume-), (fouA.ttAµoc;) N<t:AiA. ( = yliUoc; y<:roypuq>oc;· 1675 - 1726).

245

Delisle

Delisle [De L'Isle] projection, oe­A.tcrA.ta.vij npopoA.i]· [ rrpopoA.Tj "COU N"CeA.iA.j.

delta, 1, otA.rn. 2, MA0., ~ (= ota.­<popa). 3, MA0., o ( ==: MA.ta).

Dirac's delta, OtpaKIClVOV otf.:ra· [o rno NnpaK].

Kronecker's delta, KpOVEKEp1av6v ot/.m· [ot'J..:ra w() Kp6vEKKEP' 0 'to() Kp6VEKKEp].

delta matrix, oeA.rn'txov µiFpefov· [µYJ"Cpefov wu otA."Caj.

delta method, oeA. "C<lllCli µt0oooi;· [ µt0oooi;"C&vota.<pop&v j.(l.YN.: four-step method).

delta potential, HAEK., oeA. rntK:ov ouvaµtt<6v· foe/... "C<llKOV OUVY]"Cl­x6v].

delta winding, HAEK., oe.A. "CULKTJ [ "CptyroVtKTt] rrep1tA.1sti;.

deltoid, 1, oeA.weioti;. 2, &tl rnet­biii;- {odrne10Tji; KaµrruA.ri}.

deltoid curve, oeA.rne1011~ icaµrruA.ri· [oeA. rneioiii;- oeA. rneioti;].

demand, OIK., l;;i]"CY]<ni;. elasticity of demand, tA.acmK6tT]<;

ti;<; ~TJTiicrECO<;.

power demand, MHXT., ouvacrtKi) [ fiA.i:K-rpoouvacrtKi]] ~TJTflcrt<;. .

demand-and-supply curve, OIK., Ka.µrrl>A.T] rrpocr<popiii; ica.i /;;T]"CTJ­creroi;.

demand note, EMIT., ypaµµanov chveroi;· [ ypaµµattov i:rti "ClJ eµ­<pavicret j.

demirhumb, NA YT., i]µ1pp6µp10v· [ µe"Cl;;oKaprn· µtcrij icaprn].

demodulation, <l>Yl:., d1toµop<pt­crµ6i;· [ arrornvtcrµ6i;j.

246

denial

demodulator, <l>Yl:., arroµop<ptcr"Ci]i;· [ U1tO"COVlO""Ciji;].

De Moivre [Demoivre] (Abra­ham-), ('A~pa6.~1) Ntt Mouapp ( = yaA.A.oayyA.oi; ~1aewanic6i;· 1667 - 1754).

De Moivre's hypothesis of equal decrements, µouappiavij im60e­crti; 1tepi forov µetroµa"Crov· [ urr6-0ecrti; nepi forov µe1roµaw>v "COO Moua.pp].

De Moivre's theorem, µouaPpw.vov 0eropl]µa.· {0erop11µa "Cou (N"C£) Mouappj.

demonstrandam, = quod erat de­montrandum.

demonstrate, 1, Ka"Ca.oeticvuro: [oet­. KVUCD' U1tOOetKVU(fJ ] . . 2, OIK., i:moeiicv0ro.

demonstration, 1, MAe:; ica"Cci8e1-s1i;· [ arr6oe1s1i;j. 2, €rrioe1s1c;.

graphic(al) demonstration, ypmp1-Ki] KaTUOE11;,1i;;.

mathematical demonstration, ~m-01iµanKi] Ka-raoe1~1<;.

demonstrative geometry, arrooeticn­KTJ yeroµe"Cpia..

De Morgan (Augustus-), (Ailyou­crtoi;) N"Ci: M6pyKav ( = dyyA.oc; ~1a0T]µanic6i;· 1806 - 1871).

De Morgan's theorem, µbpyavta.­vov 0eropl]µa.· [0ec.Opl')µa rn& (Nti:) M6pyrnv].

denary, oeicaoia.\'.oi;,a,ov.

denary notation, oeKaota.ia [oeKa-01Kijj O"T]µeioypa<pi].

denary system, oeicaotafov [oexa­oixov j O"UO"Tll µa,:

denial, AOI'., d1tupvT]crti;.

denominate number

. alternative denial, unaA.A.aKnKi) d:­napVT]crt<;. ·,

denominate· number, MA0., rrpo­crriyopucoi; upt0µoi; (µt "Cprov t1 cr"Ca0µ&v).

denoinination of a number, rrpocrl]­yopia apt0µou· [ rtpocrriyopucij asia tvoi; api0µou].

denominator, MA0., rra.pa.voµa­crn'p;.

least [lowest] common denomina­tor (of a set of fractions), &A,axtcrw<; Kotv6c; napovoµacr-ri)c; ( cruv6A.ou KA.a­crµamv),

rationalize the denominator of a fraction, PTJTEU(J) [ pT]t07tOlW J 'tOV napovoµacrtiJv tvoc; KA.acrµawc;.

denotation, aneKooxiJ ( = npocrot0-p1crnici} &icooxiJ 11 tp~1T)veia µ11ii; Atl;troi;).

denote, 1, U1tOOetKVU{l)' [ urrooriA.&]. 2, eK<ppal;;ro.

dense, MA0. , rruicv6i;, T],6v. everywhere dense, unaviaxoO 7tU­

Kv6c;, i},6v. nondense, µi] 7tUKv6c;,Ti,6v.

· nowhere dense, OUOaµo() 7tUKVOc;,i), 6v.

dense aggregate, MA0., rruKvov cruvci0potcrµa..

dense in itself, MA0., (cruvoA.ov) 7tU1CVOV ica0'taut6.

dense set, rruicvov cr0voA.ov.

dense system of numbers, rruxvov cr0cr•riµa apt0µ&v.

density, rruxv6"CY]i;. appreciable density, unoA.oyicrtµo<;

[ aicr9T]-riJ] 7tUKVOTT]c;. character density, AOrn:M., 1tU­

KVOTT]c; xapaK'tllPCOV' [ U7t00T]KEUtLKfj 7tUKVO-rT]c;}.

density of charge

diffuse transmission density, 7tUKV6· tT]c; Oiaxuwu µi:moom;coc;. ·

flux density, 1tUKV6tT]c; pum:roc;· [nu­KVOTT]c; icrxuo.;].

fusion power density, 7tUKVOtTJ~: cruvtT]KnKii<; icrxuo.;· [ nuKv6tT]~ cruv­tT]KnKfic; OUVCtcrEcoc;j.

luminous density, cpro-rttvi) 7tUKN& TT]c;' f qJCOT07tUKVO'tT]c;}.

mass density, µa~1Ki] 7tUKV6tT]~·­[ nuKv6-rT]c; µ<'t~TJ<;].

mean density, µEcrT] nuxv6tT]c;. metric density, Aorn:M., µttptKi]

7tUKVOTT]c;. , optical density, 67tnKfj 7tUKVOtT]<;. packing density, AOrII:M., · cru­

crKcuacrnKi) 7tUKVOTT)<;. · photographic transmission density,

7tUKVOTT]<; q>rotoypa<ptKfi~ µEta06cr&­roc;.

point of maximum density, crT]µtiov µeyicrtT]c; 7tUKVOTT]toc; .

radiant energy density, 7tUKV6tT)c; uKnvol36A.ou tvepydac;. ·

residual flux density, KatciA.omoc; [ napaµovoc;] nuKV6tT]c; p6cr&co<;.

sound energy density, 7tUKv6-rT)c; iiXtKfic; &vtpyeia<;.

specular transmission density, . nu­KVOtT]c; KUT07ttptKiic; ~lE'ta06crEroc;.

surface density of a double layer, EmcpaVCtUKi) 7tUKVOTT]c; omf..fjc; crn-13aooc;· [cmcpavi:mKi] nuKv6-rT1<; omo­A.1Kfic; KUTavoµfic;].

tensor densi ty, tavucrµanKi) 7tUKV6-'tT]c;· : { 7tUKVOtT]c; mvucrµatoc;}.

unit of density, µovac; 7tUKV6tT]­wc;.

density function, 1tUKVOLlKTJ cruvap­"CY]O"li;· [ cruv6.p"C11mi; ('rfji;) n:o­KVO"CT]Wi;j.

probability density function, cruvap­'tT]crtc; m0avonKfi<; nuKv6tT]wc;.

density of a covering, MA0., rruicv6-"CT]i; (mu) KaA.0µ~1atoi;.

density of charge, <l>Yl:., nuicv6"CT]i; <poptiou· [ 7tUKV6trii; iJA.T]i;j.

247

I' I I

density of a sequence

surface density of charge, €mqm­VEtaKl'j 7tU KVO'tT]t; cpop-r[ou.

volume density of charge, oyKtKl'j 7tUKV6tric; cpop-riou.

cJensity of a sequence of integers, 1tuKv6tl]c; (µtfic;) 0.KoA.ou0lac; &.­KEpalwv.

density of population, LTA T., .1H­MbfP., 1tlJICVOTl]c; (tau) nA.110u­crµou.

denumerability, &.rrapt0~111-r6-r11c;.

denumerable, MA0., &.n:apt0µT]-r6c;, l],6V.

denumerable aggregate, MA0., &.­rcap10µ1rrov. cruvci0potcrµa.

denumerable infinity, &.rcapt0µ11-rov iircEtpov.

denumerable set. MA0., &.napt-0~tl]t6v cruvoA.ov.

denumerably infinite, &.rcapt0µ11-rGlc; iinEtpoc;.oc;,ov.

de numeral, Ka-rapt0µ11-r6c;, i],6v.

denumerant, AAf., apt0µo08-rpta . { apt0µo0E'"COUO"U j (i:s tcrrocrEwc;).

denumeration, &.rcapleµl]crtc;.

denumerative, &.rcapt0µl]nK6c;, i],6v.

denumerative geometry, &.napi0µ11-nK1'] yEw~tE"rpla .

deontic logic, AOr., 8EovnKi] A.o­ytKIJ.

Department of Engineering Science, nifl~ta Ml]XOVOtEXVlKO)V 'Em­crniµ&v.

departure, I, Uq>Et!]p[a· [ crJ]µEtov a<prn1piac;j. 2, C!>Yl., frrpom'r [f"x.qrny1) / . 3, NAYT., &.<prn'Jpwv miyµa. 4, NAYT., &.noxrop11mc;

248

deployment

( = Sta<popa µi]Kouc;) . 5, &.va­xmp11mc;. 6, LT AT., i:Kqtuyi].

frequency departure, I:T AT., eK­<puyl'j cruxvo-rrirnc;· [ cruxvonKl'] eK­cpuyfi].

point of departure, 1, cr1wi:tov U<pE'tT]piac;· [acpn.ripiaj. 2, NAYT., U<pE'tl'jpLOV cr-riyµa· [ a<pEtT]pia].

dependability, ~amµ6tl]c;.

dependable, ~cicrt~toc;,oc;,ov.

dependence, £sapn1mc;. domain of dependence, 7tEPtoXTi

i:l;aptfim:ooc;. linear dependence, ypaµµucit €1;ap­

'tT]crtc;.

dependence of variables, MA0., f.saptl]O"tt; { 1tEpt0pta~toc;j ( -rffiv) µEta~Al]tOJV.

dependent, £sapn]'"C6c;,i],6v· {f.'E,ap--rmµEvoc;, 11 ,ov· EST] p-r11µsvoc;, 11, ov}.

linearly dependent, ypaµµLKCilc; €1;­TJPTT]µtvoc;,TJ,OV.

dependent event, i:sapn]tov cruµ­~av.

dependent functions, i:sapn1mi {f.­sripniµsvat} O"IJVUptlJO"Et<;.

dependent quantities, i:saptl]tai {f.­STJ p-r11µsvm] nocr6nrrEc;.

linearly dependent quantities, ypaµ­µu;:GJc; i:l;T]pn]~ttvm nocr6tT]tEc;.

dependent variable, i:saptl]tlJ {i:s-11p-r11µsv11] µErn~A.11-ri].

depiction, arcEtK6vtmc;. similar depiction, 6µoia Ct7tEtK6v1-

crtc;.

deploy, 8 tarctucrcrw ( = &. varc-.;ucrcrw Kata rcA.Urnc; rni ~ci0oc;).

deployment, Stcinrnstc; ( = avarcw­stc; KaHl 1tAU10<; Kai ~a0oc;).

deposit

deposit, 1, OIK., Kat6.0Ecrtc;. 2, <DYL, rEQA., arc60rntc;· {&.rc6-0Eµaj.

depreciating assets, OIK., &.nas1-ouµEvov {UTCOKEtµEVOV El<; U1t0-0"~EO"tv 1 EVEPYTJHKOV. (LYN.: wasting assets).

depreciation, OIK., 1, urcotiµ11mc;. 2, armsicoatc;. 3, (aTCUSlffi"ClKlJ) U1tOO"~Eat<;.

depreciation charges, OIK.MA0., anocr~EcrnKai XPEcOO"Etc;· {&.no­crPEcrnKai i:m~apuvcrEtc;· &.no­cr~foEtc;}.

depressed equation, MA0., urco­~1pacr0Efoa i:sicrwcrtc;.

depressed pole, ALTP., Kataou-0Eic; n6A.oc; ( = 6 uno -rov opt­soV'tU oupavt0<; TCOAO<;).

depression, l, MA0., urco~t~acrµoc;. 2, I'EQL1., np6crrctwmc;. 3, METEQP., u<pEat<;.

angle of depression, 1, AEPOIT., yoovia paeouc;. 2, BJ\HT., yoovia paeouc;· [ apvT]ttKit yoovia Sfoeooc;]. 3, rE!2A., yooviu npocrittfficri:ooc;.

coefficient of depression, <!>YI:. XHM., cruvTelvwTTjc; imoPLPacrµou.

depth, paeoc;. hydraulic mean depth, u8paulv1KOV

µtcrov paeoc;. optical depth, onttKOV P<iSoc;.

depth of focus, OITT., i:cr-rtaKov paeoc;.

derangement, MA0., otacrciA.EUcrtc;. problem of derangement, np6PA.1iµa

8iacralveucri:ooc;· [ np6PA.riµa µi:mm­KTlKf\c; 8tacrUAEUO"EOJc;j.

de Rham (Georges-), (I'Empyioc;) V"CE P&.µ ( = EA~Etoc; µa0riµan­K6c;· y. 1903).

derivati,ve

Hodge-de Rham theory, Si:oopia Xovt~-vte Paµ .

de Rham' s theorem, paµ1av6v 0Effi­p11µa· [0Emp1iµa wu vti> Pa~i].

derivability, napaywytµ6tl]c;.

derivation, MA0. 1, napaycoyi]. 2, rcposA.EUmc;.

partial derivation, µi:ptKTJ napayoo­yi].

derivation of the differential equa­tion, rcapayWy1l tfj<; OlU<j>OptKfj<; i:s icrrocrEwc;.

derivation of the Euler load, rca­paycoyl] -rot> EDA 11_ptavou <pop­"£iou.

derivative, (i]) napciywyoc;. chain rule for derivatives, O.A.ucroo­

-roc; Kavrov Tci'Jv napayroyoov· [ alvu­croo-roc; Kavoov •Tic; 8iacpopicri:ooc;].

change of independent variable in a derivative (in differentiation), alvA.ayit tiic; avd;apTfitou µn.a.PA.ri­tiic; µ1Cic; napayroyou (Kma titv 81a­cp6p1cr1v).

change of variable in a derivative, a!vA.ayit tiic; µi:ta.PlvTJtf\c; µtac; napq­yroyou.

contravariant derivative, avm/v-AOlOltl'] nap<iyooyoc;.

covariant derivative, cruva/vA.otooTit; napayooyoc;.

directional derivative, 8ti:u8uvnKiy napayooyoc;.

logarithmic derivative, /voyaptSµt­Kl'j napc'ryooyoc;.

normal derivative of a function, opS6Si:t0c; itupayooyoc; cruvapti]cri:ooc;· / 81i:u8uvnKi'j nupayooyoc; cruvuptficri:­ooc;].

partial derivative, µi:p1Kit napayoo­yoc;.

particle derivative, napayooyoc; croo­µmiou· [ napayooyoc; ulvtKou crriµEiou ].

Schwarzian derivative, crPap~iavit napayooyoc; .

249

derivative action

second derivative, owti:pa napu­yroyrn;;.

significance of sign of the deriva­tive at a point, cniµacria wii miµeiou 'tijc, napayci>you eic, n cniµetov.

Stokian covariant derivative, crto­Ktavi] cruvaA.A.otro'ti] napuyroyoc,· [ crnv­at..A.0tro'ti] napuyroyQc, t0ii faoouKc,].

substantial derivative, oucnacrnKt) napayroyoc,.

successive derivatives, otaOOXtKai napuyroyot.

time derivative, xpovtKtl napuyro­yoc,· [napayroyoc, t0ii XP6vou].

total derivative, 61..tKi] napayroyoc,.

vector derivative, avucrµarn<t't napa­yroyoc,.

derivative action, 7tap<iymyoi; opli­cni;.

derivative as the slope of the graph of a function, nap<iymyoi; mi; VEUcrt<; 't"fj<; i':cpanwµtvrii; di; •<'> yp<icpriµa Tfj<; ( crxi:nKfj<;) cruv­ap•i]cri:mi;.

derivative data, !\Orn:M., nap<i­ymya crwtxi:ia· [ napaymya oi:­ooµtva].

derivative from parametric equa­tions, nap<iymyoi; i':K napaµi:­'t"ptK&v i':l;tcrcOCYEClJV.

derivative of a composite func­tion, 1tapayffiyoi; cruvettou cruv­ap't"ijCYEW<;.

derivative of a constant times a variable, 7tapayffiyoi; crmei:plii;

. i':ni µi:mPA.rin1v"[napaywyoi; wu -ytvoµtvou CY't"U9Epii<; Kai µEta­PATJ't"i'jt;.]

derivative of a function of a com­plex variable, nap<iymyoi; cruv­ap•i]cri:wi; ~nyaotKi'j<; µi:mPA.TJ­•fji;.

derivative of a function of a func-

250

derivative of logafithnis

tion, 7tap<iywyoi; cruvap.i-~cri:wi; cruva p•i1 cri:wi;. ·

derivative of a function of one variable, nap<iywyoi; cruvap't"~­CYEW<; 't"fj<; µtlii; µ'i:mPA. rin]i; .

derivative of a matrix, napdywyoi; µT]•pi:iou.

derivative of a point set, napaywyoi; CYT]µEtoCYEtpli<;.

derivative of a position ·vector, napaywyoi; avucrµawi; efoi:wi;.

derivative of a power of a variable, napaywyoi; (•fji;) ouv<iµi:ro~ (µt­lii;) µE't"al)A, Tj't"fj<;.

derivative of a quotient, napaywyoi; 1tT]AtKOU.

derivative of a sum, napdyU>yoi; aepofoµawi;.

derivative of a tensor, napaywyoi; mvucrµawi;.

derivative of a vector, napaywyoi; avucrµawi;.

derivative of a vector function, napaywyoi; avucrµanKfj<; cruv­ap•iJ <YEW<;.

derivative of an equation, nap<iyw­yoi; i':l;tcrrocri:wi;.

derivative of an exponential, napa­ywyoi; i':K0EnKfji;.

derivative of an integral, napayw­yoi; 6A.oKA.T]pwµawi;.

derivative of even order, nap<iyw­yoi; ap't"ta<; •<il;i:wi; .

derivative of higher order, nap<i­ywyoi; avw•tpai; •<isi:wi; • ....

derivative of logarithms, napayw­yoi; A.oyapWµwv.

derivative of odd order

derivative of odd order, napciywyoi; 7tEpt 't"'t"fj<; 't"USEW<;.

derivative of the product of a constant and a variable, napa­ywyoi; 't"OU ytvoµtvou cr't"a0i:plii; Kai µi::rnPA. T]•i'ji;.

derivative of trigonometric func­tions, napaymyoi; 't"ptywvoµi:'t"pt­Kffiv cruvap•i]cri:wv.

derived curve, napciywyoi; Kaµ-7tUATJ.

first derived curve, npc0n1 napa­yroyoc, [napayroyoc,] KaµnuA.11.

second derived curve, oeu'ti:pa na­. puyroyoc, KaµnuA.11.

derived equation, napaywyoi; i':l;{­crwmi;.

derived function, napaywyoi; cruv­ap't"TJCYt<;.

derived functor, MA0., napaymyov cruvapµa.

derived group, napaywyoi; 6µai;.

derived measurement, napaymyoi; ~tt't"pT]crti;.

derived quantity, napaywyoi; [ na­paxei:icra] nocr6•TJ<;.

derived set, napaywyov cruvoA.ov.

derived . units, <I>Y:2::. , napaywyot (~ti:•ptKai) µovaoEi;.

Desargues (Gerard-), (ri:papooi;) N•d;;apyK ( = yaA.A.oi; µa9T]µa­nK6i;· 1593 - 1661).

Desargues's theorem (on perspec­tive triangles) apyrntavov ei:ro­p11µa [0i:wp11µa wu N•i:r/ipyK) (nEpi npoonnK&v •ptyrovmv).

Desarguesian, apyi:crtav6i;,i],6v ( = 't"OU N't"E~apyK) . (:2::YN.: Argue­sian).

Descartes (Rene-), (Pi:vi':) N't"E-

describe

Kap't"· {Pi:vlirni; Kap•tcrwi;} ( = yanoi; cpiMcrocpoi; Kai µa0riµa­nK6i;· 1596 - 1650).

folium of Descartes, Kap'tecnavoy q>uA.A.ov· [ q>ut..A.ov toii Kap'tecriou].

Descartes's rule of signs, KUp't"E­mav<'>i; Kav<l>v 't"IDV crriµdmv.

descending, Kanwv,ouc:m,6v· [KU­rnPtPa~mv,oucra,ov }.

descending Landen transforma­tion, Kan<l>v A.avoE:vtavoi; µi:•a­crx11µancrµ6i;· { KU't"tWV µE't"UCYX'll" µancrµoi; TOU Aavi:EV].

descending node, A:2::TP., KU't"U­panKoi; [ KarnPt~cit;;wv] cruvoi:­crµoi;.

descending series, MA0. , Kanoucra cri:tpa.

descent, 1, MA0., KU't"a~acrti;. 2, AEP., Ka0oooi;.

angle of descent, KataBm:uct) yro­, via· [ yrovia Ka060ou].

curve of quickest descent, KaµnuA.11 'tijC, taxicrtric, KamBucreroc,. (~YN.: brachistochrone).

differential equations of steepest descent, omcpoptKai £~tcrrocre1c, uno­t0µrotatT]C, KataBucreroc,.

direction of steepest descent, cpopu {oteu0uvcnc,} unot0µrotU'tT]C, KUta­Bucreroc,. (~YN.: negative gradient).

line of swiftest descent, ypaµµt) ti'\c, 'taxuti:pac, KataBucreroc,.

method of infinite descent, µi:0oorn;; 'tijC, uiteipou KUtaBucreroc,.

method of steep descent, µi:0oooc, (tl'ic,) anot6µou KataBucreroc,.

method of steepest descent, µe0oooc;; (tiic,) c'motoµrotatric, KataBucreroc,.

steepest descent in Euclidean space, anot0µrotat11 KatuBacnc, f;v (ti!>) Eu­KAElOeL(!l XcOPCil·

describe, 1, nEptypacpw. 2, MA0,, &taypa<pm.

251

describe a circle

describe a circle, (a curve, an arc, etc.), owypacpco KUKAov, (Ka.µ­n:uA.riv, 't61;ov, K'tA.).

describing a curve, 1, 01a.ypacp11cni; {otaypa.cpi]j Ka.µn:UAT]i;. 2, rta.pa­crmcni; Ka.µnuA.rii;.

equations describing a curve, £/;t­crcilcn:u; 7tal)lcrt<ivoucrm Kaµm'iA.riv· { f.­l;tcrfficrw; (tiic;) Kaµ7tuA.ric;J .

description, 1, m:ptypa.cpir [ rrsp1-ypacp11cni;]. 2, rEnM., 81aypa.­cpir [81a.ypacpricni;J.

continuous description, cruvi;xi]c; [ aot<iK07tOc;] 7tEPl ypa<pi].

definite description, c0p1crµt vri [Ka-0roptcrµ t v11] 7tEptypa<pi] .

job description, tpyo9EcrtKi't m:pt­yp<i<p11mc; · [ 7tEpt ypa<pi] l'.pyrov· 7tEpt­ypa<pi] Ka911K6vtrov ] .

postulate of continuity of descrip­tion, ahriµa tiic; CJUVEXEiac; ti;c; 7tE­PL ypa<pi;c;.

theory of descriptions, 9i;ropia tii'lv 7tEptypa<pii'lv.

description of areas, rEnM., ota­ypacpricni; [01a.ypa.cpi]) ('t&v) £~t­pa.o&v.

law of equable description of areas, v6µo c; ti;c; lcronKiic; otaypa­<pi]crEroc; tii'lv f.µPaoii'lv.

description of (the) motion, MA0., 8wypa.cpi] [ota.ypacpricrii;} 'tfji; Ktvi)crscoi;.

complete description of the motion, EVtEA. i]c; otaypci<p11mc; tiic; KLVi]crEroc;.

descriptive, 1, n:sptypa.<ptK6i;, 1) ,6v· [ n:a.pa.crrnnK6i;, fi,ov). 2, ota.­ypa.<ptK6i;, 1) ,6V.

descriptive function, n:sptypa.<ptKi] [ rra.pa.crrnnKT]} cruvaptricni;.

descriptive geometry, ota.ypa.q>LKTJ [ n:a.pa.crrnnKT]} yscoµstpia..

descriptive semantics, n:sptypa<ptKT] crri µa.cnoA.oyia..

252

design

descriptive statistics, n:sptypa.cptKl) [ na.pa.crta.nKT]} crrnncrnK1).

design, 1, crxsouit,;co· [npoµsA.s't&j. 2, TEXN., crxs8wA.oy&.

design, 1, crxsota.crµ6i;. 2, crxs8wv. 3, MHXT., MA0., crxs8t0A.6YTJ­cr1i;· [ crxsowA.oyia.]. 4, TEXN., crxs8toA.6y1iµa. . 5, TEXN., crxs­otoA.oYT]nKfi.

acoustical design, aKoucrtt Ki] crxi;­otoA.6y11crtc;· { <iKOUO"ttKi] O"XEOLOAO­yiaj.

appropriateness of design, KataA.­li.riA.6tric; ti;c; <rXEot0A.oyiac;.

arts of design, crxEotacrnKai [ypa­<ptKai] tEXVUt.

aseismic design of structures, avn­crEtcrµtKi] crxEot0A.6y11mc; tii'lv 0oµ11-µ<itrov .

blast-resistant design, <ivnttvayµt­KTJ O"XEOlOAOYllcrtc;.

criterion of design, Kptti]pwv <rXE­owA.oyi]crEroc; · { CJXEOLOAOYLKOV Kpl'ti]­pLOV}.

earthquake-resistant design, avn­O"EtcrµtKi] crxEot0A.6y11crtc;.

engineering design, 1, µ11xavotE­xv1Ki] CJXEOLOA6y11mc;· { µ11xavotE­XVtKi] CJXEOLOAoyia]. 2, µ11xavotE­XVLKTJ <rXEOLOAOYllttKi].

faulty design, 7tAl')µµi;A.i]c; O"XEOLO­A6y11crtc;.

industrial design, Pt0µ11xav1Ki] axc­owli.oyia.

item design, (:)i;µanKTJ {Kat' UV'tl­KELµEVOV J crxi;ow A.6yqmc;.

limit design of structures to resist earthquakes, 6ptaKi] crxi:ot0A.6y11cru; { OptUKTJ CJXEOlOAOyiaj fa' UV'tlCJEL­crµtKCtc; KUtaO"KEUac;· [tmtpE7t6µEVOV optov EAEU6Epiac; ot' avncrEtcrµtKac; <rXEOlOAoyi]crEtc;].

logical design, A.oytKoA.oytKi] crxi:­otoA.6y11crtc;· f crxi:ow!i.oyia tii c; A.o­y1 Kiic; tv6c; crucrti]µai:oc;].

preliminary design, 7tPOKatapKnKi} crxcot0A6yl')crtc;· { 7tpocrxEotoA.oyiaj.

product design, 7tpOi:OVtlKTJ O"XEOLO-

design of computers

A.6yricrtc;· [ crxE010A.oyia ( tii'lv Ptoµ11-xavtKii'lv) 7tPOLOV't(J)V ].

rational design, op6oJ..oytKi] CJXE­OLOAOyl')mc;.

study of earthquake-resistant de­sign, avttcrEtOlllKi] crxEot0A.oytKi] µE­A.Ei:1r { µEAltll Ct<popii'lcra tac; QV'tt­CJEL<rµtKCtc; <rXEOtOAOyi]cretc;].

design of computers, crx,sotoA.oyia. [ crxsotoA.6yricr1i;} (tiJ)V) A.oy1-crµ11t&v.

design of experiments, n:Hpa.µa.­'toA.oytKTJ crxsowMncni;· [ crxs­owA.oyta. (t&v) n:f.tpa.~lUTCOV}.

design of machines, µrixa.vriµa.nKi] crx,totoA.6yT]crtc,;· { crxsotoA.oyia. (t&v) µrix,a.vriµamv }.

design of structures, OOµT]'ttKTJ O'Xf.­OlOA.oyia.· [ crxsowA.oyia. t&v cpo­pscov].

applying earthquake knowledge to design of structures, E<papµoyi] toov aetcrµoA.oytKii'lv yvcllcrerov {£<papµoyi] tiic; tK tii'lv cretcrµii'lv 7tEipac;] de; tac; <rXEOLOAoyi]crEtc; tillv <pOpEWV.

design problems, crxsowA.oytKU n:popA. l)µa.rn· [ rrpoj)A. l)µa.rn crxt­otoA.oyficrscoi;].

design recommendations, crxsoto­A.oytrni imo8cil;sti;.

designation (of things), ovoµa.n­crµoi; { ovoµa.nKOi; n:pocrOtopt­crµoi;j (t&v avnKstµsvcov).

designatory function, ota.Ka.8opt­crnxi] [ n:pocrotoptcrnKi]} cruv<ip­'t'l']crti;· [ n:sptypa.<ptKTJ cruvap'tTJ­mi;].

designed, TEXN., crxc8toA.oyri8f.li;, ttcra.,sv.

structure designed to resist dynam­ic distrurbances, 06µriµa crxEot0A.o­Yri9tv we; av6eKttKOV Eic; tac; ouvaµt­K<ic; Otatapax<ic;.

destructive earthquake

designer, TEXN., crxs8toA.6yoc,;. industrial designer, Pt0µ11xavtK6c;

<rXEOt0'1.6yoc;.

designer of buildings, crxsotoA.6yoc,; OtKOOoµ&v.

designer of machines, crxsot0A.6yoc,; µrixa.vriµa'tcov.

designing, 1, crxsotoMyricni;. 2, c:JXf.OtoAOYTJ'ttKll.

designing engineer, crxt8toA.6yoc,; ~LT]XUVOTEXVT]i; ( = 6 O'X,tOtoAO­y&v 11 crxsotoA.oyl)cra.i; µrixa.­vo'tsxv1ii;- 6 ~t i>A.st&v µ11xa.v1-K6i;).

designing Monte Carlo simula­tions, MHXT.MA0., crxsotoA.6-YTJcrti; µovtf.Ka.p A. tK&v n:pocro­~totci:>m:cov.

desire, n:68oi;· [£m8uµia. }.

desired value, MA0., £m8uµ11'ti] 'tt~ll).

desk, 1, ypa.cpf.lov. 2, tµfjµa. cruv­'tasscoi;.

desk calculator, £mtpa.rr€/,;toi; {cpo­pT]toi;} urroA.oytcrtl)i;.

destressed, MHXT., cmorn't6i;,1), 6v· [ urrotf.'ta.~tsvoi; ,11,ov}.

destressed state of a structure, MHXT., an:ota.tyt [ un:otsrnµs­VTJ} Ka.tacr'ta.crti; Soµl)µarni;.

destressed state of a system, un:o­ta.ti'] { arrotf.'tUµ EVTl} Ka.t<icrta.­crti; O'Uc:JTijµa.toi; .

destruction, Ka.rncrtpocp1).

destructive damage factor, napaycov mrncrtprnnKfji; j)Aa.Prii;· [ na.­paycov rnrncrt pocpfji;).

destructive earthquake, Ka.rncr'tpf.-mtKoi; O'f.t0'µ6i;.

253

destructiveness

distortional wave of a destructive earthquake, Kilµa litacrtpo<pfjc; (evoc;) Katacrtp&itnKoil cr&tcrµoil.

destructiveness (of an earthquake), (T]) Kata.crtpi:7tnK6tric; (mu cri:t­crµou).

detached, U7t!:cr7tacr~Ltvoc;, YJ,ov· [ '"f.}JJ­

ptcrt6c;, 11,6(v)].

detached coefficient, U7t!:cr7tacrµtvoc; fxropicrtoc;] cruvti:A.i:crt11c;.

multiplication by means of detached coefficients, n:oA.A.an:A.acrtacrµoc; µfoQJ an:&crn:acrµevrov cruvt€A.&crt&v.

detached-coefficient division (or multiplication), 8ta!pi:crtc; (f} 7toA.­A.a7tA.acrtacrµoc;) 81' a7ti:cr7tacrµt­vrov O"UV"Cl:A!:O'"CWV.

detached shock wave, MHXT., a-7t!:cr7tacrµsvov { xroptcrtov} nA. ri­KnKov Ku~ta.

detachment, d7t6critacrtc;. rule of detachment, µe0o8oc; tfjc;

an:ocrn:acreroc;. (LYN.: rule of modus ponens).

detail, A.i:moµtpi:ta. in detail, ev micru A.eitwµep&[~·

[A.eitwµepmc;J. structural details (of a building),

lioµT]nKai A.i:itt0µep&1m (toil) Kn­piou.

detail file, cpci1rnUoc; A.i:7ttoµi:pi:t&v.

detailed, A.rnrn~11:pi:taK6c;, T],ov· [A.i:­nrnµi:pi]c;, T]c;,tc;}.

detect, 1, €1;1xvi:uro. 2, ssaKpipwvro· [ f.s l x v16J,ro J.

detectability, 1, cpropa't6tric;. 2, A­KOY~::T., i:u8taKp1t6n1c;.

threshold of detectability, ouliOc; tfjc; &Uli1aKp1t6tT]t0c; . (!:YN.: thresh­old of audibility).

detectable, €s1xv1acrt6c;,T],6v· [f.sa­Kp1Prot6c; , T],6v· cpropai:6c;,T],6v].

254

determinant

detection, 1, SStXViacrtc;· {f.l;aKpi­Procrtc;}. 2, el;ixvi:ucrtc;· [ cpropa­crtc;}.

correlation detection, AOrJ!:M., crucrxi:ttKiJ t~ixveucrtc; .

detection of structural defects, MHXT., el;aKpiprocrtc; [ssixvfa­

. crtc;} 1:WV OOµYJnKffiV Ut!:A.!:tli'>V.

detector, 1, = sensor. 2, cpropati]c;· , ., [ssixvwi:T]c;J. . lie detector, ljl&Uµatrop6c;· [ itoA.uypa-

<pTJtftc;· n:oA.uypa<pT]nKi] crucrKeuft]. particle detector, <I>Y!:., crroµattO­

<propati]c;· [e~txvi:utiJc; crroµatirov ].

determinant, opi~oucra. alternating determinant, evaA.A.acr­

croµevri opi~oucra. (!:YN.: skew-sym, metric determinant).

axisymmetric determinant, a~ovo­cruµµ&tptKiJ 6pi~oucra.

bordering a determinant, n:A.mcriro­crtc; (tfjc;) 6pt~OUcrT]<;.

centrosymmetric determinant, KEV­tpocruµµ&tpLKiJ 6pi~oucra.

characteristic determinant, xapa­KtT]ptcrnKiJ 6pi~oucra.

cofactor of an element in a deter­minant, cruµn:apayrov crwtx&Lou ( tfjc;) Opl~OUcrT]c;.

column index of a determinant, lieiKtTJc; crtftA.ric; 6p1~oucrric;.

column of a determinant, crtftA.11 ( tf\c;) opt~oucrric;.

complementary determinant, cruµ­n:A.riproµanKi] 6pi~oucra.

composite determinant, cruveewc; 6pi~oucra.

compound determinant, cruµµtKtO<; 6pi~oucra.

conjugate elements of a determi­nant, cru~uyfj crwixeTa (tfjc;) 6p1~ou­crric;.

constituents of a determinant, cru­crtanKa tflc; 6pt~oucrric;.

critical determinant, KpicrL~1oc; 6-pi~oucra.

determinant

cubic determinant, KUJ3tKiJ 6pi~ou­cra.

cyclic determinant, KUKA.taK~ 6pi­~oucra. (!:YN.: circulant).

degree of a determinant, J3a0µoc; tfjc; 6pt~o0crT]c;.

development of a determinant, 0.van:tu~tc; (tf\c;) 6pt~oucrric;.

diagonal of a determinant, litayro­vwc; ( tf\c; ) 6pt~o0crT]c;.

division of a determinant by a <:onstant, 8wipecrtc; (tfic;) 6pt~oucrric; -016. (µtti<;) crta0epuc;.

elementary operations on determi­nants, ow1xe1008rn; itp6.~e1c; !ml (tmv) -Opt~oucrmv.

elements of a determinant, crwtxera {tf\c;) 6pt~oucrric;.

evaluation of a determinant, EKti­µT]crtc; tfjc; 6pt~oucr1ic;.

expansion of a determinant, av6.-1ttuyµa ('rfjc;) 6p1~oucrric;.

Fredholm's determinant, <ppelixoA.­µ1avi] 6pi~oucra· [6pi~oucra wil <Ppev-rxoA.µ].

functional determinant, cruvaptT]­crtaKi] 6pi~oucra.

Gram determinant, ypaµwviJ 6pi­~oucra· { opi~OUO"U tOil rKpaµ j.

Jacobian determinant, iaKroJ3wvi] 6pi~oucra· [taKroJ31avft}.

Laplace's expansion of a deter­minant, A.aitA.acr1avov avan:tuyµa (tfjc;) 6p1~oucrric;.

leading diagonal of a determinant, n:prompx1Ki] [apxtKi]} litayrovwc; tfic; 6pt~oucrT]c;.

leading elements of a determinant, 7tpOltaPXtKa {<iPXLKU} O"'tOtX&ta tfjc; 6pt~oucrric;· [ UPXtKOl opot tOil ava-7ttuyµarnc; tf\c; 6p1~oucrric;J.

minor determinant, i';A.6.crcrrov 6pi­. ~oucra.

minor of an element in a determi­nant, tA.6.crcrrov crrntx&iou tf\c; 6pt­~oucrric;· [tA.acrcrrov 6pi~oucra].

multiplication of a determinant by a constant, itoA.A.aitA.acrwcrµoc; 6-pi~oucrric; tn:l crta0Epav.

multiplication of determinants, n:oA.-

determinant

A.an:A.O:crtacrµoc; (tmv) 6pt~oucrmv. numerical determinant, apt0µtK1'J

6pi~oucra.

order of a determinant, t6.~tc; (tfjc;) 6p1~oucrric;.

principal diagonal of a determinant, n:protri [ apx1KiJ} limyrovwc; •flc; 6p1-~oucrric;· [limyrovwc; 6p1~oucrric;J.

product of determinants, ytv6µ&vov 6p1~oucrmv.

properties of determinants, tlit6-tT]t&c; tmv 6p1~oucrmv.

quotients of determinants, n:riA.iK:a 6pt~oucrmv.

rank of a determinant, J36.0µriµa (•fie;) 6pt~oucrric;. ·

reciprocal determinant, avticrtpo­<poc; 6pi~oucra.

row index of a determinant, liEi­KtT]c; crtixou 6pt~oucrric;.

row of a determinant, crtixor; [ypaµµiJ] 6p1~oucrric;.

secondary diagonal of a determi­nant, lieut&peuoucra 8wyrovtor; (ti\t;) 6pt~oucrric;. ·

skew determinant, crtp&J3A.iJ 6pi­~oucra.

skew-symmetric determinant, crtpe­J3A.ocruµµetptKiJ opi~oucra· {tval..A.acr­croµEVT] 6pi~oucra].

square determinant, t&tpayrov11<iJ 6pi~oucra.

symmetric determinant, cruµµ&i:ptKiJ 6pi~oucra.

symmetric square determinant, cruµ­µ&tptKi] t&tpayOJVlKiJ opi~oucra.

Vandermonde determinant, J3avliep­~wvlituviJ 6pi~oucra· [ 6pi~oucra toil Bavt&pµovt}.

zeroaxial determinant, µrilievoa~o­VLKi] 6pi~oucra.

determinant of a matrix, opil;ou­cra µrii:pi:iou .

determinant of a quadratic form, 6pil;oucra ti:tpayrovtKi'jc; µopcpi'jc;.

determinant of infinite order, opi­l;oucra. a7teipou tcil;i:roc;· [ opil;ou­cra a7ti:iproc; µi:yaA.ou paeµou].

255

cleterminant

determinant of the coefficients in a set of n linear equations in n unknowns, 6p(souc:m r&v cruv­TEAEcrr&v cruv6A.ou v ypaµµucwv ESlO"WO"E(l)V ~LE v ayvci>am\)(;.

determinant of the denominator, 6pisoucra mu rrapavoµacrrou.

determinant of the numerator, 6-pisoucra mu apt9µ11mu.

determinant of the second order, 6pisoucra 8wn':pm; rcisc(J)(;.

determinantal, 6pisoumaK6i;, i) ,ov ( = ri'ji; 6ptsoucr11i;).

determinantal equation, 6ptsouma­Kij f:s(crwmi;.

determinate, MAE>., MHXT., rrpocr­otoptcr16i:;, i),6v· [ rrpocrotwptcrµs­voi;, TJ ,OV j.

indeterminate, anpocrlh6ptcnor;,or;, ov.

statically determinate, crmnKibr; npocr8t0p1cr16r;, f],6v· [crmwcoor; npo­cr81rop1crµ tvor;, Tj,ov· crmnKibr; ffiptcrµi;­V0(;,11,0V j.

determinate connection (of arith­metic sumbols), rrpocr8toptmi] O"UVU<pEta (TffiV CJWL~OA(l)V Ti'ji; a­pt9~LT]HKfji;).

determinate configuration, rrpocr8t-op1cr1oi; [ rrpocr81wpicrµsvoi;] (yEWµETptKoi;) CJXT)µancrµ6i; .

determinate documentation, MH­XT.MAE>., rrpocr8toptcr1i] [ rrpo­cr8twptcrµsvri] f:µrrEptcrrcimcrti;.

determinate equation, n:pocr8t0pt-cr1i] f:sicrwmi;.

determinate stress resultants, rrpocr-8toptcrrni OUVLO"TUµEvat (r&v) rcicri:wv· [ rrpocr81wptcrµsvm cruvt­crrciµEvm TUO"Eti;}.

256

determining

statically determinate stress result­ants, crtanKibr; npocr8top1cr1ai [ crra­nKibr; npocr81rop1crµi;vmj cruv1cr1aµE­vm tacri:tr;.

determinate structure, n:pocr8topt­cr16v 86~1T)µa· [ n:pocr8twptcrµs­voi; cpopcui;}.

statically determinate structure, crtanKibr; npocr8toptcrt6r; [crrnnKibr; npocr81rop1crµ tvor;] <popi:6r;.

determinate structures in the static sense, rrpocr8toptcrmi [ rrpocr8tw­ptcrµsvot] Kara ri]v crrnnKijv i:vvoiav cpopEii;· [ crrnnKii'><; n:pocr-8toptcr1u 8oµi)µarn· crrnnKwi; npocr8twptcrµsva 80µ i)µara}.

determinately, rrpocr8toptcr1wi;.

determinateness, MHXT., rrpocr8t0-p1cr161T)i;.

static determinateness, crtattKi} npocr8top1crt61T]r;.

determination, 1, rrpocrlhoptcrµ6i;· [ EupEmi;j. 2, cirrocpamcrnK6-TTJi;.

experimental determination, 7tEt­paµanK6r; npocr8t0p1crµ6r;.

numerical determination (of plane conformal maps), apt0µtKO(; 7tpOcr­OLOptcrµ6r; ( tibv Emrci;orov croµµ6p<prov elKOVtcr~tibv).

determination of invariant mani­folds of matrices by means of iterations, rrpom)toptcrµoi; [Eu­pi:mi;] avaA./..otci>rwv rroA.urrru­yµciTwv µT]TpEtffiV Ot' UVU1tp0-0"Eyytcrµrov.

determine, MAE>., rrpocr81oplsw· [EU p LO"K(l)}.

determining, rrpocr8toptcr~16i; · [Eu­pEuti;}.

determining the Fourier coeffi­cients, rrpocr8topwµ6i; [ Eup&-

determining

mi;] rwv cpoupEpta.v&v crov1i:A.i:­cr1&v.

determining the restoring force, npocr8toptcrµoi; [ Ei5pcrsti;] 'tfji; arroKarncrrnnKi'ji; 8uv<iµEwi;.

deterministic, MAE>., n:pocr81opt­crµuc6i;,i),6v· [rrpocr8t0ptcrn1Ct­crnK6i;,11,6v· a.i110KpanK6i;,i), 6v}.

deterministic models, MHXT. MAE>., rrpocr8top1crµtKa np6rn­na..

deterministic problems, MHXT., npocrStopwµtlCU rrpo~A.i)µara.

determinoid, MAE>., 6pt1;oucroEt-8i)i;· [ 6p1soucrm&si;].

detonation, sJC16vwmi;· (Ken' avrt-8tacrmA.i]v rrpoi; 16 explosion, EKPTJ sti;).

detonation wave, sJCmvwnKov lCU­µa.· [ JCuµa sKmvci>cri:wi;].

deuterion, c:I>YI., 8w1Ep16vwv· {8w1f.ptov}.

deuteron, c:I>YI., 8w1Ep6vtov ( = rrupi]v ch6~100 mu 8wrnp[ou).

devaluation, OIK., (masiwmi; ( = S1tLO"T]µoi; urroriµT]mi; mu VO­µ (crµarni;).

develop, ] , avarrrucrcrw. 2, avarrrucr­croµm. 3, OIK., aswrrot&.

that can be developed on a plane without stretching or shrinking, 6m;p OUVU'tal va avanrnxeu E7tl 'tOU Em-7tEOOO xropir; va unocrtt\ 81am:o~t v il crUµ7t'tU~lV.

deveJopabJe, UVUTr'"CU1CTOi;,i),6v· { U­VU1tTUStµoi;,oi;,ov}.

developable, MAE>., avarrrnni). asymptotic developable, acruµJt't(J)­

'tLKi] [acruµn1ro1o r;} avan10Ktf] .

developmental

isotropic developable, !cr6tponoc;; UVU1t't\JK'tfj .

rectifying developable, Eu0uvoµou­cra 0.vanrnKtfj.

developable helicoid, MAE>., ava­mu1e1i] f avarrrustµoi;j {;A.tlCo­EtSi]i;.

developable of a ruled surface, avarrruKn) ctJ9Etoyi:vou; f:ntcpa­vi:iai; .

asymptotic developable of a ruled surface, acruµntronKi] [ &.cruµm:rornr;] UVU!t't\J i<'tfj eu0:;wyi:vour; Ertt<pavi:iar;.

developable of a space curve, ava­rrrn1e1i] xwpaim; lCa.un:uA. 1ii;.

rectifying developable of a space curve, i:u0uvoµoucra ava:nwKrfj Kaµ­nu/..:r1r; mu xwpou.

polar developable of a space curve, noA.1Kfj t'tvantuKtf] xropaiar; Kaµn6A.TJr;· [ noA.tKf] avanrnKtf] rnµrruA.TJr; tot> xwpouj.

developable surface, UVU1t'"CU1CTij {a­VCl1tTU(,tµoi;j smcpaVEta· { ava-1t'tU1CTij j.

development, J, MAE>., av<irr-rusti;. 2, TEXN., USl01tOLT]O"li;.

product development, npolovnKT[ t't~wnoiT]crtr;· [ t't~wnoiT]crtr; npol6v­trov )'

research and development, €peuva: Kai 0.~t07tOLT]crtr;.

Taylor development, tatiiA.opta:vT[ avantu~tr;'[ avcim:u~ti; mu TaiUA.op].

development of a determinant, ava-1tTUSti; (ri'ji;) 6ptsoucrrii;.

development of inertial resistance, MHXT. , av<irrrusti; a&pavi:ta­Ki'ji; a VTLO"TUO"Effii; .

development of plastic regions, a­v<irr1us1i; rrA.acrnK&v rrEpwx&v.

developmental, avamusta.1e6i;, 11,6v.

257

clevelopoid

developoid, MA0., avanwK'to&t­oi]<;· [avantuK'to&tof.<;}.

developoid of a given plane curve, cIVU1tTUK'to!:lOTJ<; oo0&icrT]<; €7tt-7tEOOU KaµnuA. T]<;.

deviate, lTAT., Ol!:KTponij ( = nµ1) tKTp07tfj<;).

random deviates, ·ruxarm 01&K'tpo­nai.

standard deviate, 0rµi;/,1aKi] [an6-'tUnor;] 01&K'tponi].

deviation, 1, lTAT., tKTponi]· [na­pEKKAtcrt<;' anonA.<ivricrt<;' crcpciA.­µa]. (l:YN.: measure of disper­sion). 2, <1.>YL., €KTpom'r [nap­tKTpoml[. 3, NA YT., 7tUpEKKAt­<rt<;.

absolute mean deviation, dn6A.uwr; µtori tK:•pom'J.

algebraic deviation, &.A. yi;flp1Ki] EK­'tpom'r [ dA. yi:flp1Ki] naptKKA.tmr;].

angle of deviation, yrovia EK'tpomir;· [yrovia nap&KKA.ioi:ax;]. .

average deviation, µ&oonKi] f iitcrri] EK'tponi].

frequency deviation, auxvo't1Ki] EK­'tponi]· [ napEKKAIOtr; ouxv6•riwr;].

magnetic deviation, µayvrinKi] na­ptK'tponi].

mean deviation, µtcrri EK'tpom'r bifoov anA.ouv ocpaA.µa].

mean square deviation, µtori 't&­'tpaycov1Ki] EK'tponfi.

median deviation, litaµ&oomci] [016.µi:aor;] EKtpom'J.

probable deviation, m0avi] tKtpo­m'r [m0av6v crcpaA.µa].

quadrantal deviation, NA YT., t&­•aptoKuKA.tKi) nap&Ktponi].

quartile deviation, 't&'taptT]µop1aKi) tKtpom'!.

ratio deviation, PAA., o&iKtT)r; Ota­µopqncrµoO.

root mean square deviation, EKtpo­ni] pi~rir:, µ6crou 'r&'tpaycbvou· [01:­µi:A.1mci] EKtpo11:i] µtcrou t&tpayro­vou ].

2~8

simple . standard deviation, anA.i'j 0&µ&AtaKi] [ 6.nA.fi urr6turror:,j EK­tpom'J.

standard deviation, 0&µ&A.taKi) [&.n6-'tUnor;] EK'tponi]· [01:~1i:A.taK6v ocpciA.­µa· cin6runov crqiaA.µu].

standard deviation unit, µovur:, 01:-µi:A.1aKfir:, EKtponfjr:,. ,

deviation from an average, tKTpom) · [ napf.KJ<:.A.iat<;] ano 'toU µfool)

6pou.

deviation from straightness, €K­Tponij [ napf.KKAtcrt<;] ano Tfjc; i:U0uypaµµia<;· { 7tUpEKKAtcrt<; a-7t0 Tfj<; !:li0i:ia<;· napeKKAtcrt<; ano Tll<; Op00TTJTO<;j.

deviation of the compass, NA YT., 7tUp!:Ktp07tTJ (Ti)<;) 7tUSlOO<;. .

deviation table, NAYT., n(vas Jta­p&KTponffiv.

device, 1, ~tfoov· [tmvoriµa}. 2, TEXN., otcicrKtuov· [ crucrKwov· O'UO'KWTJ}.

analog device, AOrJIM., <lvaA.o­y1mc6v 016.crKwov.

digital device, AOrIEM., ljlriqi1aK6v OIUCJKEUOV.

discrete-variable computing device, AOrIIM., A.oy1crµ1K6v otciCJKwov fla­cr1~6µi;vov dr; oiaKpnar:, µi:taflA.T)tur;.

film optical sensing device (for input to computers), 6nttK6v qiromv­nA.rinnK6v 016.crKwov (01ci A.oy1crµT)­'tlKTJV dcrcpopciv).

imput device, AOrIEM., li1cicrK&uov i:icrqiopiir;.

jet device, flA.ucrnK6v 016.crK&uov· {flA.ucrrpiov ].

memory device, AOrIIM., µvl)µ1-K6v litcicrKEUOV.

output device, AOrIIM., 01cicrKeu­ov EKq>Opiir;.

perplexing device, n&pinA.oKov 016,­crKwov· [ 1tEpinA.OKOV CJUCJKEUOV ].

reliability studies of electronic de­vices, MHXT.MAE>., µ1:l..tta1 flam-

devise.

µ6'tl)t0r:, /.i;noupyi]cri:cor; {µ&A.Etm l..i:t;oupyl)cria\;] trov 1iA.EK'tpov11Ccov OUigJCEUcoV.

robot device, f;pyoµanKOV litci­. CJJCEUOV.

storage device, Aorn:M., dno0l)­KEUnK6v ouicrKEUov· [ cino0l)KEUn­Kov crUCJKEUOV' 016.crKEUOV cl1t00T)­KEUCJEro<;].

time-keeping devices, xpovoµi:tpt­KU li1cicrKwa· [ xpoµovi::rpucai cru­CJKEUai· '.XPOV6µ&tpa].

timing device (of an instrument), XPOVOµttpl1COV li1cicrKEUOV fxpovo­µttpl)r;] (tvor; opyavou).

devise, tmvoffi· [f.~wpicrxro ].

dew point, METEQP., crriµi:tov opocroo.

depression of the dew point, imo­fl1flacrµor; rnu CJT]µ&iou op6crou.

dextrorse, oi:;s10crTpacp1\<;, f],t<;· [oi:­s10crTpocptK6<;,i],6v j

dextrorse, ots10mpucpi]<; KUµ7tUAT].

diacaustic curve, OilT., otaKuu­crnKij xaµm'.JA.T].

diacaustic surface, OilT., otmcau­crnxij i'\mcpavi:ta.

diagnostic routine, AOrn:M., 01u­yvmcrnKij crupµf].

diagnostic test, AOrilM., otayvro­crnKij ~aaavo<;.

diagnotor, AOrlIM., 01ayvcocrT1'1<;' [olayvrocrTwti]<;}.

diagonal, oiay©vt0<;,o<;,ov· [oiayro­vtafo<;,a,ov· otaymvlK6<;,f],6v ].

cliagonal, (ii) Stayc:Ovt0<;. main [principal} diagonal, tcupia

[ np<iltl)] li111yroVtor:,. secondary diagonal, O£Ut£ps()oucra

oiay<i>vtor;.

diagonal form of a matrix, oiayco-

diagonal perspective

v1Kij µopcpiJ µT]Tpdou· [ow.yro­vtaia µT]tp&taKTJ µopcpf]} .

diagonal line, Otciµi;cro<; TffiV C>ta­yroVt(J)V {oiaymVLKTJ otciµi;cro<;} (TOU nA.i]pou<; T!:TpU7tA!:Upou).

diagonal matrix, otayrovtKOV {ota-yrovtaiov J ·µT]Tp&fov.

diagonal of a determinant, otayci>­VLO<; (Tfj<;) OptsOOcrT]<;.

leading diagonal of a determinant, nponapxtKi] [ apx11Ci)j oiay<i>vto\; •i'\r:, 6p1~06crl)r;.

principal diagonal of a determinant, n.pro'tri { nprotEUOUcraj Otuyrovtor; tfj<; 6pt~o6crl)r:,.

secondary diagonal of a determi­nant, OEUtEpeooucra oiay<i>vtor:, 'ti\(, 6p1~06crl)r;.

diagonal of a matrix, otayrovwc; (tori) µT]Tpi:iou.

main [principal] diagonal of a matrix, Kupia [npO:nri] liiay<i>vwr; wo µl)tpEiou.

secondary diagonal of a matrix, owri:pi:6oucra c51ay<i>v1or; wu µl)­tp1:iou.

diagonal of a parallelepiped, ota­ycbvio<; napaA.A. rit.i:mn£oou.

diagonal of a parallelogram, oia­yrovw<; (mu) 7tapat.A.11A.oypt't.µ­µou.

diagonal of a polygon, 01ayrovio<; vtoA.uyrovou.

diagonal of a polJhedron, otayro­VLO<; 7tOAUEOpou.

diagoual of a quadrilateral, ow.yci>­VlO<; (mu) TtTpanl.i:upou.

diagonal of a rectangle, otaydivto<; (rnu) op0oyroviou.

diagonal perspectiTe, otaycOVtO<; 1tp007tTtKft.

259

diagonal scale

diagonal scale (of a rule), ow.yw­VLOt; KAl'.µaE, ( tOU KUV6voc;).

diagonal triangle (of a complete quadrilateral), C>tayffivtov Tpi­ywvov (tau nA.f]pouc; TETpa­nA.i:upou ).

diagonalization, MA0., otayffivtcnc;.

diagonalize, MA0., C>iaywvisw.

diagram, Ol<iypa~t~ta.

260

acceleration diagram, 8L<iypaµµa tm mxuvcn:ro;.

Argand diagram, <ipyav8wvov 8Lci­ypaµµa· {8taypa,1µa wu 'ApyKciv}.

bending mom~nt diagram, OLci­ypaµµa KaµrcnKfis porcfir,.

block diagram, J, 6pµa0tKOV oui­ypaµµa. 2, litciypaµµa crKi:ufir,.

correlation diagram, crucrxi:ttKov Ot<iypa~tµa· {Olclypaµµa CTUCTXETLCTE­W\,}.

cutaway diagram, LXE6.., <ircoKo­mov lit<iypaµµa.

distributed loading diagram, 8tci­ypaµµa cpopnKfis Kamvoµfir,.

Eulerian diagram, i:uA.ripwvov litci­ypaµµa.

Ferrers's partitioning diagram, cpi:p­p::;pmavov litaypaµµa µi:ptcr~wu· [81ci­ypaµµa µi::ptcrµou wu <t>f.pp:::pr,j.

Feynman's diagrams, cp::;uvµavta­va lituypciµµarn· {lituypaµµam mu ct>f.uvµav}.

force-deflection diagram, otciypaµ­µa ouvaµEWl,-U7!0KUµlj/Effil,.

force diagram, ouva>w81ciypaµµa· [litciypaµµa ouvaµ:::ror,].

indicator diagram, ouvaµoOElK'tl­KOV 81ciypaµµa.

influence diagram, otciypaµµa tmp­pofir,.

loading diagram, cpopw81aypaµµa· [otciypaµµa cpopricr:::ror,j.

logical diagram, MAE>., A.oy1Kov otciypaµµa ( = Otciypaµµa TiilV A.oyt­KWV CTTOLXEL(J)V f.vor, crucrn'JµaTOs).

Maxwell-Cremona force diagram, OUVUµOOtciypaµµa {OlclypUµ>LU OUVcl-

diameter of a circle

µ:::roe;] Ma~you:::A.-Kpi:µ6va.

Mohr diagram, µoxpLavov 8tci­ypaµµa· [81aypaµµa wu Mop].

restoring force diagram, 8uiypaµµa. •Tis Q1!0KUTUCTTUTLKfis 8uvaµi;ror,.

schematic diagram, crx1wanKov 8ui­ypaµµa.

shear diagram, 8tatµT]TtKov 81a­ypaµµa· [81aypaµµa rfir, 8wrµfi­cri:roc;].

spectrum diagram, cpacrµanKov OLa­YPCI>Lµa.

spiral diagram, 01aypaµµa rfjr, i::A1Ko;· [01ciypaµ>La rfic; crnEipac;].

stress diagram, tanKov 01aypaµ­µa· [01aypaµµa riilv tacri:rov].

thermal diagram, 0::;pµtKov OLci­ypaµµa.

Venn diagram, p::;vv1avov otciypaµ­µa· [81aypaµµa wu Bf.vv j.

Williot diagram, ou1A.A.t0navov 8taypaµµa· {8tciypaµµa. TOU rouiA.­A.t0t].

diagrammatic(al), C>taypaµµanK6<;, ij,6v· { CTXT]µUHKOt;,Tj,6v j.

diagraphics, C>taypaq>T]HKij.

dialytic elimination, MA0., C>ta­A.unKi] anaA.01q>f].

dialytic method, C>taA.unKi] µs0o­C>oc;.

Sylvester dialytic method, ota.A.unKi} µf.0oooc;; tou LuA.Pf.crr:::p.

Diamandi (Pericles-), (Ili:ptKAfjc;) AtaµanT]<; ( = £H11v apt0µo­µvf]µwv).

diameter, 8taµnpoc;. conjugate diameters, cru~uy::;ir, otci­

µ::;rpot.

diameter of a central quadric sur­face, 8taµi:Tpoc; KEVTptKfjc; 8w­Tcpocr1fjc; !;mqiavdac;.

diameter of a circle, C>taµi:1po<; KU­KAou.

diameter of a conic

diameter of a conic, OtUµcTpO<; 1((1)•

VtKfjt;.

diameter of a set of points, ota­µcTpO<; cruv6A.ou crriµi:iwv.

diametral, C>taµi:1ptK6<;,f],6v.

diametral curve, ota~ti:TptKi] icaµ-7tUATJ.

diametral line (in a conic, ellipse, hyperbola, or parabola), C>taµi:­TptKi] ypaµµi] (KCOVtKfjt;, EA­Ad'lfcID<;, uni:p~oA.fjc;, Ti napa­~oA.fjc;).

diametral plane, C>taµi:1p1K6v f:ni­ni:8ov.

conjugate diametral planes, cru~vyfi 8taµi:tptKci f.nini:Oa..

diametral plane of a central quadric, · C>mµi:Tp11'6v !;nini:oov KEVTPtKfjc;

C>w11:pocr1fjc;. conjugate diameter of a diametral

plane of a central quadric, cru~vyl']c;; 01ciµcrpoc;; 8ta.µi::rptKOU tmnf.oou 11:cv­tp111:fjc;; 8wti::pocrtfic;;.

diametral plane of a quadric sur­face, C>w.µi:1ptK6v !;nini:C>ov C>w­Ti:pomfj<; !;mcpuvdas.

diametraJ surface, OtaµcTptKT} E7tt-q>UVElU.

diatomic, <l>Yl., 81aTO~ltK6c;,f],6v.

Dibatis, = Dimatis.

dice, sapta• [ KU~Ol]. throw of dice, = dice throwing.

dice throwing, sapt6: [ ptE,tu (1&v) sapt&v· pt\jllt; (TOlV) KU()rov].

dichotomizing search, AOrilM., C>tXOTOµtKlJ [C>uaC>tKi]] {;pi;uvri­crts.

dichotomy, 8tXOToµia.

difference

dictating machine, uJtayopwnKi] µ1ixavir [fmayop6q>rovov].

dictionary, A.i:E,tK6v. automatic dictionary, UUTOµUTOV

A.i:;LKOV. reverse code dictionary, AOrILM.,

UVHK(J)OLKOV A.E~LKOV.

dictionary code, AOrilM., Kffi<it­

KoA.i:E, t K6v.

Dido's problem, MA0., (16) np6-~A.riµa. Tfls A18ouc;.

dielectric constant, HAEK., C>tri­/.cKTptKi] crrn9i:pci.

dielectric current, HAEK., OLTJAEK­Tpt i<ov pi:u~w ..

dielectric strength, HAEK., OLT]­/,i;1crptKTJ UVTOXiJ·

diffeomorphism, MA0., 8tcpopo­~topq>tcrµ6c;.

difference, MA0., 1, 8taq>opcc [un6-A.01rcov]. 2, 8taq>opa: [fl.].

altitude difference, NA YT., ota­cpopa [rc:::piA.1wµa] uljlouc;;.

calculus of finite differences, A.oyt­crpoi; tiilv rc:::ni:pacrµf.vrov owcpopiilv.

contrasty d.ifference, QV'tltOVlUKtl Ol(l.(j)Opci.

equation in the finite difference form, t;icroo<nc;; i:i:rn::;po.crµf.vl]c;; otu­q>opac;;· [t~icrrocric;; rfir, µopcpfic;; tfic; 1tE1!Epacrµf.vrjr, OlU(j)Opfo;;j.

finite difference, itrnEpacrµf.vri 01a­Q)opci.

first order differences, npooto-tit.~t0t Stacpopai.

logical difference, A.oyLKi} OlCl(j)Opcl.

method of differences, µf.0o8oc;; tiilV Stacpoprov.

ni.inimal difference, tA.ax1crwn11:t) [f.l.axlcrt11] 81a.cpopci.

partial differences, ~ti:ptKai 8tacpo­pqi.

potential difference, OUV!]TtKD OlU• cpopci.

261

difference equation

second order differences, owtspo­tci~tOt Otll<j)Opa:i.

tabular difference, mva:Ko0sttKi] otmpopci. .

tetrad difference, tstpaOtKi] l>ta:­q>opci.

theory of finite differences, 0sro­pia: t&v nsnspacrµi\vrov 01a<pop&v.

variable having finite differences, µsta:f3ATJ'ti] napoumci~oucra: nrnspa:­crµtvac; omq>opcic;.

difference equation, tl;icrrocnc; ?ha­<pop&.c;.

differential-difference equation, ota:­q>opoota:cpoptKfi t~icrrocr1c;.

equilibrium difference equation, t~i­crrocrtc; oiacpopi'ic; lcropponia:c;.

Green's function for the difference equation, .CfUVUp'tT]O"tc; (rnii) rKpi]V 01a ti]v £~icrrocrt v ota:q>opac;.

homogeneous difference equation oµoysvi]c; £~icroocrtc; otacpopac;. '

linear difference equation, ypaµ­µtKi] £~icroocrtc; 01a<popi'ic;.

nonhomogeneous difference equa­tion, avoµoysvi]c; [µi] oµoysvi)c;j £~icroocr1c; otacpopi'ic;.

ordinary difference equation, cruv11-0ric; t~icroocrtc; ota:q>opi'ic;.

partial difference equation, µEptKi] t~icroomc; 01aq>opi'ic;.

theory of finite-difference equa­tions, 0soopia: t&v t~tcrclicrsrov 7tE-7tEpa:crµtvric; otacpopi'ic;.

difference of an arithmetic progres­sion, A.6yoc; (rfic;) ap19µrrrncfjc; rcpo6oou.

difference of (like powers of) two quantities, omcpopu (oµoirov ou­vciµsrov) ouo rcocroi:rrrcov.

factorability of difference of like powers of two quantities, 'lIUpa:yov­'tlKOtT]c; tfic; ota:cpopi'ic; 6µoirov ouvci­µi:oov ouo nocroti)toov.

difference of potential, HAEK., otacpopu ouvaµtKou· [ow.r.popa OUVY]ttKOU }.

262

differentiable functional

difference of two squares, owcpopa o0o ts-rpay<.Ovrov.

difference product, ytv6µevov ota­cpop&v.

difference quotient, rcriA.iKov ota­<pop&iv.

difference table, n[vas otacpop&v.

differences of the first order, npco­totcil;tot 01acpopa[· [otmpopai. tfjc; rcp<lnric; tciseroc;].

differences of the second order~ owi:epotcil;tot owcpopai· [ota­cpopai tfic; owi:spac; -rcil;eroc;].

differencing, MA0., otacpopo9stri­mc;.

differencing a function, MA0., ota­q>opo9Ei:ricrtc; [ dJpscrtc; Kai 7tt va­Ko9frricnc; t&v otacpopci>v] µtile; cruvaptl] crsffic;.

different, ota<popsnK6c;, f],6v· [otci­cpopoc;,oc;,ov].

different from zero, otcicpopoc;,oc;,ov i:ou µrioev6c; .

differentiability, otacpoptcrtµ6tY]c;.

differentiable, otacpop[mµoc;,oc;,ov· [ rrapayroyimµoc;,oc;,ov ).

piecewise differentiable, 1"€J.LUXTJOOV Ota:q>opicr1µoc;,oc;,ov.

differentiable category, otacpop[crt­µoc; KUtTJYOp[a.

differentiable function, otacpopim­µoc; [ rcapuycoyknµoc;} mwciptY]­rnc;.

twice continuous differentiable func­tion, l>Lcruvsxr'Jc; [oic; cruvsxroc;] napa:­yooyimµo c; cruv6.ptT]crtc;.

differentiable functional, rrapuyco­yimµov {otucpopimµov] cruvup­i:ricricoµu.

differentiable manifold

differentiable manifold, owcpopim­µov [rcupuyroy[m~1ov} rcoA.U­muyµa.

differentiable structure, om<popfot­µoc; cpopeuc;· [owcpopicr1~1ov 06-µriµa].

differentiable topology, otmpopim­µoc; wnoA.oyia· {otmpop(mµoc; 't07tOAOytµ6tr]<;}.

differential, 01ucpoptK6c;, i],6v.

differential, OtacpoptKOV. approximation by differentials, npo-

crsyyicrµoc; [ npocrsyyicrn:ucrtc;] our (xp1icr1µonoti)crsooc;) lha:cpoptKci'lv.

binomial differential, otoovuµ tKOV Ota:q>OptKOV.

exact differential, CtKptf3tc; otacpo­ptK6v.

higher orders of differentials, avro­'t&pa:t 'tcl~Elc; ota:q>OptKWV.

intermediate differential, tvoiciµs­crov 01a:cpop1Kov.

partial differential, µsptKOV ota­q>optK6v.

pressure differentials, omcpoptKU mtcrsooc;.

quadratic differential, oEU'tEpof3ci-0µt0v { -cEtpayoovtKOV j otaq>optKOV.

second differential, osu-ccpov 8ta­q>op1K6v.

total diffei:ential (of a function of several variables), 6A.tKOV ota:q>optKOV ( cruva:pti]cri:ooc; nA.et6voov µs-ca:f3A.TJ­t&v).

differential analyzer, MHXT. ota­cpoptKoc; uvuA.uti]c;.

digital differential analyzer, 'l'TJ­qna:Koc; otacpoptKO<; ava:A.uti]c;.

electronic defferential analyzer, Ti­A€KtpovtK6c; ota:cpoptKoc; ava:A.u-ci)c;.

mechanical differential analyzer, µ11xa:vtK6c; Ota:cpoptKOc; avaA.uTf]c;.

differential calculus, MA0., ota­cpoptKoc; A.oytcr~L6c;.

differential equation

exterior differential calculus, tt,ro­t &ptKoc; omq>optKoc; A.oy1cr~16c;.

differential calculus of matrices, MA0., otucpoptKoc; J.,oytcrµoc; t&v µritpdcov· [ µri-rp EtaKoc; ota­qioptKoc; /.,oy1cr~16c;].

differential coefficient, otaqioptKO<;, CJUVtSASCTtijc;.

progressive differential coefficient, npooornnK6c; omcpoptK6c;· cruvtsA.e­cr-ci]c;.

regressive differential coefficient, uvaopo~ttK6i; otaq>OptKO<; <JUV1"€AE·

cr-cfjc;.

differential coefficient from para­metric equations, owqioptKoc; cruvi:eA.ecrti]c; EK nupuµe-rptKU'>v ES19"c0C}"S().)V.

differential corrections, OtacpoptK<ll otop96.lcretc;.

method of differential corrections, µi:0oooc; -c&v oia:cpop1Koov otop0<ilcri:rov.

differential delay, owqioptKi] Ka-9ucrtsprimc;.

differential-difference equation, otu­cpopoowcpoptKi] &sicrcomc;.

nonlinear differential-difference equations, µij ypa:µµtKCli Otaq>Opofaa­q>OplKO:i t~1cr<ilcrs1c;.

stability theory of nonlinear dif­ferential-difference equations, eiicr-ca:-0Eta:KTJ 0i:oopia: [0sropia i:iicrm0Eiac;J -c&v µi) ypa:µµtKWV otacpopoota:cpopt­KffiV E~tcr<ilcrsoov.

theory of periodic solutions of differential-difference equations, 0soo­pia: -c&v 7t€plOO!KWV i:mMcrsoov 'tWV Ota:q>opofaa:cpoptKWV i:t,tcr<ilcr&OOV.

differential-difference system, ota­qiopootacpopt KOV crocrnwu.

differential displacement, MHXT., omqioptKi] µstuKivrimc;.

differential equation, 01ucpop1Ki] tsi­crcocrtc;.

263

differential equation

~64

adjoint of a di fferential equation, EJtLm)va~Lµa (tfj c; ) ota<j>opucfjc; ill;t­crwcri:wc;.

Bessel's differential equation, 13i:cr­cri:A.tav1'] &1acpop11er1 £1;,icrwcrtc;.

Caucliy-Riemann first-order par­tial differential equations, npwt0t6.­l;tot µi:pticai &ta<j>opucai E/;tcrrocri:tc; Koou-Plµav .

Clairaut's differential equation, tcA.atpwnav1i &1acpop11eij i:l;icrwmc;.

complete primiti ve of a differential equation, i:vti:A. ijc; npwt6yovoc; ota<j>O­pucfjc; i:l;tcrwcri:olc;.

degree of a differential equation, 13a0µ6c; &ta<j>opuci;c; i:l;tcrwcri:wc;.

derivation of the differential equa­tion, napaywy l1 tfjc; &tacpopticfjc; i:l;t­crwcri:ooc; . .

differential operator in differential equations, &ta<j>opticoc; EKti:A.i:crtiJc; QtU(jlOp tKWV tl;tcrwcrECOV.•

discriminant of a differential equa­tion, otaKpi voucra ( cruvapµ6~oucra / (tfjc;) &1a(jlop.1Kfjc; i:l;tcrwcri:wc;.

elliptic partial differential equation, &Hi:tm:t KTJ ~LEP t Kti &tacpoptKTJ i'#­crwmc;.

exact differential equation, <iKptf3i]c; otacpoptKTJ tl;icrwmc;.

fundamental singularity of an el­liptic partial differential equation, 0i:µEA.1w&i:c; ioiacrµa tUi:mnKfjc; µi:­ptKfjc; OtUq>Opt1o)c; El;iO"WO"EWc;.

general solution of a di fferential equation, yi:vtKri i:niA.ucrtc; Ota(jlOpLKtic; tl;tcrwcri:wc;.

governing differential equation, otE­ttouaa 01acpop1 Kit tl;icrwmc;.

Helmholtz differential eq uation, JCEAµXOA tcrtaVlJ OtacpoptKTJ E/;icrWcrtc;· / ota<poptKit i\l;icrwcrtc; t0ii X€A.µ­y_okrc;j.

Hermite 's differential equation, Ep­µrnav1] otacpopt K ~ l';l;icrwcr1c;· f'61a­cpop1Kij i:l;icrwcru; rnii ' Ep~tit}.

homogeneous differential equation, 6~wyi:v1']c; omcpoptK ~ tl;icrwcrtc;.

homogeneous linear differentiiil equation, 6µoyev~c; ypaµµlKTJ OLU(l)Q­pt K1i tl;icrwcrtc;.

differential e®atiq~

. hyperbolic differential equatioQ, U1tf. IJJ30ALKTJ OtUqJOplKTJ E/;icrro.crtc;.

hyperbolic partial differential equa­tion, uni:pl3oA.tKTJ µi:ptKTJ otacpoptKTj i\l;icrwcrtc;.

integrable differential equatiqn, 6-A.0KA.11pwcr1~1oc; ota<poptKTJ tl;icrwcr1c;.

integration of the differeniiai equa­tio~. 6A.oKA. ii pwcr1c; ( tf]c;) oiacpop!Kfjc; i\l;tcrwcri:wc;. .

linear differential equation, ypaµ-µtKt'] ota<j>op1 Kt'] i:l;icrwcrtc;. .. ·

nonlinear differential eq1.1ation, µt') ypaµµtKiJ 01a(jloptKt'] i:l;icrwcr1c;.

order of a differential 11quation, tci!;tc; ota<pOpl Kfjc; €/;tcrrocri:wc;.

ordinary differential equation, , cru­viJ0TJc; ota<j>OptKTJ tl;icrrocrtc;.

parabolic differential equation, na­paf3oA.t KiJ otU<pOpl KTJ E/;icrwcrtc;.

parabolic partial differential equa­tion, napaf3oA.tKTJ µi:ptKTJ ot~.<poptKt') tl;icrwcrtc;.

partial differential equation, µi:-ptKTJ omcpoptKTJ tl;iawcrtc;. ·

particular integral of a differential equation, iot0µEpec; OAOKAiJpWJ..lU ota­<pOptKfjc; tl;1crrocri:wc;.

particular solution of a differential equation, iotoµi:pijc; i:niA.umc; . i>1acpo-ptKfjc; t1;1crwcri:wc;. ··

Picard"s method for solving dif­fe rential equations, mKapotavt'] µ€-0000~ tmA.Um:wc; (tG>v) ota<poptK&V 1::;1crwcrcwv· ( µ€0ol>oc; tmA.ilcri:wc; ota­q>optKGJv i:1;1crwcri:wv t0ii HtK6.pj.

primitive of a differential equation, npwt6yovoc; 01acpop1Kfjc; tl;tcrwcri:wc;.

regular integral of a linear differ­ential equation, KUVOVLKOV 6A.0KA.ftp0>­µa ypaµµtKfjc; OtU<pOptKfj<; E/;LO"OJO"l:W~.

Runge-Kutta method for solving differential equations, µE!loooc; Pouv­yKi:-Kouna 01' t1tlAUO"Etc; otacpoptKOOV t~1crwm:wv.

self-adjoint partial differential equation, UUtOO"UVUJniJ µEplKTJ Otacpo­ptKTJ tl;icrwcrtc;.

simultaneous differential equations, taut6nµot ( taUTOJCpOVOt j otacpoptKai €';1milcri:1r; .

aifferential equation

simultaneous ordinary differential equations, mut6nµot (taut6xpovm] cruV1)0w; ota<pop1Kai El;tcrwcrctc;.

singular integral ·of a differential equation, i016.t;;ov 6A.oKA.iJpcoµa oia­(jlOptKfjc; tl;tcrrocri:wc;.

singular solution of a differential equation, 1016.t;oucra titlA.ucrtc; otacpo­puci'jc; tl;tcrwcri:wr;.

Sturm-Liouville differential equa­tion, ota<pOptKt'] i':/;icrcomc; LtOUpµ­Atouf3iH.

system of partial differential equa­tions, O"UO"tllµU µEptKOOV OtU<pOplKOJV E/;tcrOO<JEWV.

. ,system of simultaneous ordinary differential equations, crilcrt1iµa tau­t0tii.tcov cruv1)0wv ota<poptK&v f.l;wffi­crc.wv.

theory of linear differential equa­tions, 0i:wpia t&v ypaµµtKOJV omcpo­ptK&v £1;,tcrfficrEWV.

· theory of nonlinear differential equations, 0i:copia t&v µt'J ypaµµtKWV ota<pOptKOJV i:/;tO"cOO"E(J)V.

· theory of parabolic partial differ­ential equations, 0i:wpia tGJv napaf30-A.1Kffiv j.tEptKOJV OlU!pOptKOJV t/;tO"WO"E­<OV.

theory of the asymptotic behavior of differential equations, 0cwpia tfjc; <icruµntWttKfjc; otaitTjc; tli'.Jv Ota<popt­Kii'>V El; l O"WO"E<OV.

uncoupled ordinary differential equations, a/;;EUKl:Ol (µft OUVE~Cuyµi;­Vat j O"UVft0Et<; ota<pOplKUi E/;tO"cOO"Et<;.

differential equation of motion, omcpopuci'] £sicrrocrtc; ti'jc; Kivi]­m:roc;.

differential equation with constant coefficients, omcpop1Ki] £sicrro­crtc; µt crm0i:pouc; cruvrEA.i:crt<ic;.

differential equation with variables separable, 01acpop1Ki'] £sicrrocrtc; Ota)(.roptcrn~rov µEtu~AT]t&v.

differential equations of Bessel, pi:crcrnA.mvui otacpop1Ka.i £sicrci:>-

differential equations

crw;· [01a.cpop1Kai £stcrromnc; tou M nfocri:A.].

differential equations of Clairaut, KA.mpronavai 01acpop1Ka.i £st­crci:>cri:1c;· [oiacpop1Kai £s1crci:>cri:1c; tou KA.atpci:>}.

differential equations of Gauss, yrocrcrta.vui omcpop1Kai £s1crci:>­cri:1c;· foiacpoptKai £s1crci:>cri:1c; tou rK.aouc;].

differential equations of Hermite, f:pµma.vai OtacpOpllC.Ul ESlO'W­O'Etc;· [01acpop1Ka.i £s1crci:>cri:1c; wu 'Ep~tit}.

differential equations of Laguerre, J...a.yK.Eptavai OtacpoptlC.0.l EStO'ffi­O'Etc;· f oiacpop1Ka.i f:sicrrocri:tc; tou Aa.yK.£pj.

differential equations of Laplace, A.a.nA.amavai 010.cpoptK.a.i f:stcrci:>­cri:ic;· {01acpop1Kai EStcrWO'Etc; 'tOU AanA.ac;j.

differential equations of Legendre, /...i;yi;vopiava.i oiacpoptK.a.i f:sicrci:>­O'Etc;• [oiacpoptKai f:sicrci:>cmc; tou Ai:l;;avtp}.

differential equations of Mathieu, µa.0Et0.VUL OtacpOptKUL EStO'ffi­O'Etc;· [otacpop1K.ai f:stcrci:>cri:tc; wi> Ma.n£}.

differential equations of steepest descent, Ota.cpoptK.Ui ESlO'WO'EH; unowµrot<itTJc; K.ata~<icreroc;.

differential equations of Tcheby­cheff, tcri:~ucri:cpiava.i . 01acpop1-K.ai ts1crci:>cri:1c;· [01acpop1K.a.i £s1-crci:>cri:1c; mu Tcri:µnurni:cp}.

differential equations reducible to the homogeneous form, Oiacpo­ptK.a.i tstcrci:>cri:tc; ouvuµi:vat vu

265

differential form

avax0ouv de; 't:ijV oµoyEVfj µop­q>i]V.

differential form, otacpoptKT] µop­cpi] .

alternating differential form, ev­aA.A.acrcroµtvri [ EVaAAaKnKT']} otaq>o­ptKT'] µopq>i)

exterior differential form, e~Ol'tE· ptKT'] otaq>optKT'] µopq>i).

linear differential form, ypa~tµLKTJ otmpoptKT'] µopq>i) .

quadratic differential form, 'tE· i:payrovtKT'] otaq>optKT'] µopq>i].

symmetric differential form, cruµ­µEtptKll otaq>optKT'] µopq>i).

differential geometry, otacpoptKT] YECOµE't:plU.

metric differential geometry, µE­tptKi] otaq>optKT'] yEroµetpia.

projective differential geometry, npoBoA.1K1) oiaq>optKT'] yEroµ Etpia.

differential horizontal displacement, OtUq>OptKTj OPLSOV't:[U µE't:UKLV11-<H<:;.

differential invariant, Otaq>OptKT] av­aAAOLCOt0c;.

differential manifold, TOITOA., otacpoptKov rroA.Urr·rnyµa.

differential mass, otacpoptKT] µiisa.

differential motion, otacpoptKT] K[­VTJcrtc;.

differential of a composite func­tion, otacpoptKov cruv0€t0u cruv­apTi] CJECO<:;.

differential of a function, otmpopt­KOV CJUVUpTi]CJECOc;.

differential of a function of several variables, otacpoptKov cruvapTi]­crEcoc; 7tAELOVCOV ~tErnPA. TJ't:WV.

differential of a functional, otacpo­ptl\ov CJUVUPTTJO'lWµawc;.

266

differential parameter

differential of an independent var­iable, otacpoptKOV avEC,apTi]t0u µETapA. TJTfjc; .

differential of arc, otacpoptKOV 1:6-C,ou'[ CJtOtXE'lov (t00) T6C,ou ].

differential of area, otacpoptKOV f.µ­paoou· { CJtOLXELoV eµpaoou }.

differential of attraction, otacpopi­KOV [ CJtOLXELoV J (1:fjc;) l:A.C,ccoc;.

differential of mass, otacpoptKOV { CJLOtXEi.OV} (Tfjc;) µ<isTJc;.

differential of moment, otacpoptKOV [ O'tOLXELoV J (1:fjc;) porrfjc;.

differential of moment of inertia, otacpoptKOV [ CJtOtXEtov] porrfjc; UOpaVE{ac;.

differential of pressure, otacpoptKov [ crt0tXEtov] mfoccoc;.

differential of volume, otacpoptKOV { CJtOtXELoV j oyKoU.

differential of work, otacpoptKov [ O'!OtXELoV J tOU l:pyou.

differential operator, 8tacpoptK6c; EKTEAEO'Tijc;.

inverse differential operator, avt[­crtpoq>o<; 81aq>op1K6<; €KtEA.Ecrti)<;.

differential operator in differential equations, otacpoptKoc; EKTEAE­cr•i]c; 01a •ac; otacpoptKac; f.C,tcrw­crw;.

differential parameter, otacpoptKT] rrap<iµE1 prn;.

differential parameter of a sur-face, otacpoptKT] rra.p<i~tE1poc; (µtiic;) f.mcpavEiac;.

differential parameter of the first (or the second) order, otacpoptKT] rrapciµE1poc; 't:fjc; rrpw111c; (Ji 1fjc; ow1€pac;) 1ciC,cwc;.

differential pressure

differential pressure, otacpoptKT] rrfa­crtc;.

differential quotient, otacpoptKOV 1tT]AtKOV.

diffel'ential resolvent, oiacpoptKT] f.­mMoucra.

differential settlement, MHXT., oia­cpoplKl'j f.yK<i0tcrtc; .

differential strain, MHXT., ota­cpoptKi] f.rr[1acr1c;.

differential system, otacpoptKOV cru­crnwa.

linear differential system, ypaµµt­KOV 81aq>opuc6v m'.Jcrtriµa.

nonlinear differential system, µi] ypaµµ1K6v otaq>optK6v cr6crtriµ~.

differential topology, otacpoptKT] 10-rroA.oyia.

differentiant, MA0., otacpopisoucra.

differentiate, MA0., oiacpoplsco· [ napaycoy£sco].

differentiation, MA0., 8tacp6ptcrtc;· [ napayffiytcrtc;} ( = d5pc<Hc; 1fji; napaywyou).

chain rule for (ordinary or par­tial) differentiation, UAUO"OltO<; KUVOOV OlU (cruvi]8Et<; fi µEplKU<;) otaq>opiO"El<; ' [ a A.ucrrot6<; KUVOOV tfi<; Otaq>opicrEro<;].

change of variable in differentia­tion, aA.A.ayi] ( tfi<;) µEtaBA. ritfi<; Kata i:T']v 01aq>6p1mv.

composite differentiation, cr6v8E­t0<; otaq>6ptcrt<;.

covariant differentiation, cruvaA.A.01-rot1i [ cruµµEtuBA.11tiJ] oiaq>6p1cr1<;.

exterior differentiation, e~OltEptKT'] oiaq>6ptcrt<;.

implicit differentiation, ucraq>i]<; OLU­q>6ptcrt<;.

indirect differentiation, &µµEcro<; oia­q>6p1cr1.;;.

logarithmic differentiation, A.oyap18-~LLKT'] Otaq>6ptcrt<;.

differentiation

methods of differentiation, µt80001 otaq>opicrEro<;.

numerical differentiation, apt8µucit 01aq>6p1m.;;.

ordinary differentiation, cruvi]0ric; otaq>6ptcrt<;.

partial differentiation, µEptKTJ Ota• q>6p1cr1.;;.

successive differentiations, oiaooxt­Kai otaq>opicret<;.

differentiation formulas, otacpopt· crnKa 01a1urrffiµa1a · [oiawrrffi­µarn otacpopfoccoc;· 't:urrot ota· cpopicrccoc;].

differentiation of a function of a function, Otacp6ptCJL<:; CJUVap­"CTjO'ECO<:; cruvap-ri]crccoc;.

differentiation of a power series, Oiacp6ptcrtc; ouvaµtKfjc; CJEtpiic;.

differentiation of an implicit func­tion, Otacp6ptcrtc; acra.cpou; O'UV­ap1i] O'ECO<:;.

differentiation of an infinite series of variable terms, otacp6pt<H<; arrdpou O'Etpi'ic; µE1apA. TJ"CWV O· prov.

differentiation of an integral, ota­cp6ptcrtc; 6A.oKATJpffiµat0c;.

differentiation of exponential func­tions, otacp6ptcrtc; (1&v) f.K0En· Kffiv cruvap1ijcrEcov.

differentiation of hyperbolic func­tions, 01acp6ptcr1c; 1&v urrcpPo· AtK&v cruvap1i]CJECOV.

differentiation of inverse func-tions, Otacp6ptcrtc; "CWV avncr1p6-cpcov cruvap1i] CJECOV.

differentiation of logarithmic and trigonometric functions, otacp6-ptcrtc; A.oyapi0µtK&v Kai 1p1yco­voµE1ptK&v O'UVUp"Ci]O'ECOV.

267

differentiation of matrices

differentiation of matrices, ota<p6-purn; (r&v) µrrrpeirov.

differentiation of parametric equa­tions, otacp6pt<rn; (t&v) n:apaµe­TptK&V £/;tcrci)()"ZffiV.

differentiator, MHXT.MA0., ota-cpoptcrn'Jc;.

difficulty, oucrKoA.fo· [oucrxt pew ].

diffluence, = difluence.

diffracted wave, napa9A.acrnKov [ napa9A.acretv] Kuµa .

diffraction, <l>Y:L., MHX., n:apci-9A.amc;.

diffraction loading, MHXT., napa­eA.acrnKij <j>Opncrtc;.

diffraction pattern, MHXT. MA0., n:apa9A.acrn Kov (haµ6pcpwµa.

diffraction period, MHX., napa-9A.acrnKT] nepfoooc;.

diffraction propagation, MHX., na­pa9A.acrnK1) npoaywy1'J · [ n:apa-9).acrnKT] otcirrA.wcrtc;· napa0A.a­crrnc1) otcioocrtc;}.

diffraction structure, MHXT., na­pa0),acrnKov &6µ11µa. (:LYN.: completely enclosed structure).

diffractive, n:apa9A.amtK6c;,i],6v.

diffuse radiation, otciXUTOc; aKnvo­~oA.ia.

diffuse transmission density, n:u­Kv6n1c; oiaxuTOu µern&ocrewc;.

diffusion, <l>Y:L., 1, oiaxucrtc;. 2, owni]o11mc;.

coefficient of diffusion, cruvti:A.i;­crti]c; oiaxucri;mc;.

diffusion coefficient, cruvTeA.emi]c; otaxucrewc;.

268

digit

diffusion constant, crTa9epa ota­x:ucrewc;.

diffusion equation, £1;[crrocrtc; ota­xucrewc;.

analogous diffusion equation, &.va­A.oytaKi] { avat.oyo<;} e~(crrocrt<; OW­XUO"Effi<;.

ordinary diffusion equation, cruvf]­fh1c; e~icrrocrtc; omxucri:mc;.

diffusion process, <l>YE., otax;unKi} µETayroyi] ' { µernywyij OlUX:UO'E­ffic;j.

diffusion velocity, OtaX:UTlKll Tci­XUVO'tc;· [ TUXUVcrtc; oiax:ucrewc;].

diffusive, &iax:unK6c;,i],6v.

diffusive equilibrium, OlClXUTlKi) icropponia.

diffusivity, <J>Y:L., otaXUT6t11c;· {ota­x:unK6n1c;].

difluence, <I>Y:L., un:ocruppoi]· [a­noppoi]].

digamma function, MA0., oiyaµ­µanKT] cruvciptT]mc;· [ ljl-cruvcip­TT]crtc;· \jl(z) j.

digest, 1, OtyfotT]' {7tUVOEKT11c;}. 2, n:cpiA.11µ~ta (= neptA.11nnK1) uvacruvrnl;tc; cruyypciµµaTOc;, Cip-9pou, K.tA.).

digit, MA0., \j/TJ<piov· [ apt9µ11n­Kov lj/T]Cj>lOV' upa~tKoc; Upt9µ6c;j.

binary digit, ouaotKOV lj/T]<piov. coded decimal digit, K(J)OlKOOEKU­

OlKOV [ K(J)OlK009EV OEKUOlKOV J lj/11-<piov.

decimal digit, oi:motKOV lj/T]<piov. equivalent binary digits, icroouvaµa

ouaotKa IJlll<pia. high order digit, lj/T]!jllOV avron:pac;

t6.~i;mc; .

low order digit, lj!T]<piov KatrotE:pac; t6.~i:mc;.

octal digit, OKtaotKOV lj/T]<piov.

digit-by-digit time sequence

sign digit, crT]µEtaKOV lj/T]<piov. significant digits, cr1iµaivovta [xa­

paKtT]ptcrnKa} lj!TJ<pia. tables of random digits, 7ttVUKE<;

i:uxaimv lj!TJ<pimv. terminal digit, A-11KnK6v lj/ll<piov. terminal digit posting, KataAT]KnK1)

Kamxoopricric; ( = Katam~tc; tyypa<pftc; KU'l:O AT]K'tlKU ljlT]!jlLU).

digit-by-digit time sequence, AO­rI:LM., \j/TJ<ptoljJT]<ptaKT] x:povm'J aKoA.ou9ia.

digital, MA0., \j/TJ<ptaK6c;,i],6v.

digital computer, \j/T]<ptaKoc; A.oyt­crµ11n'Jc;· ['1'11cpt0A.oytcrµ T]ti]c;].

analog-digital computer, &.vaA.oyo­lj/T]qJtaK6<; A.oyicrµT]tf]c;.

high-speed digital computer, lj/11-<ptaKO<; mxuA-oyicrµritfic;.

digital computer analysis, \j/TJ<ptOA.o­ytcrµ11nKTj avciA.ucrtc;.

digital device, AOrI:LM., \j/T}<j>lUKOV OlUO'KWOV.

digital differential analyzer, AO­rI:LM. , \j/T}<ptaKoc; otacpoptKoc; UVClAU'ti]c;.

digital output, AOrILM., '1'11cpm­Kij EKq>Opci.

digital-to-analog conversion, AO­rI:LM., \jlllCJ>lO.VClAOytaKTJ ~tern-

digital-to-analog converter, AO­rI:LM., 'l'TlCJ>ta.vaA.oytaKoc; µew­'tpcn'ti]c;.

digitalization, MHXT.MA0., 'l'Tl­cpiwmc;· [ uno\j/T}<piwcrtc;}.

principles of digitalization, i'lpxai i:fic; U7t0\jlT]!jllOOO"Effi<;.

digitalizarion of continuous quanti­ties, 'l'TlCJ>tfficrtc; [ ano\jl11cpiwcric;J cruvcx:&v nocroti]'tffiV.

dilogarithm function

digitalize, Aorn:M., 'l'TlCJ>tfo· [uno­'l'TlCJ>t&} ( = µcTClTpE7tffi cic; ota.­Kpt'ta \j/11CJ>l0.).

digitize, = digitalize,

digitizer, AOrI:LM., unolj!TJ<ptroti]c;· { \j/T]Cj>lffi'tijc;j ( = µE'tClTpE1t'tijc; uvaA.oytaKfjc; 1rocr6'tll't:Oc; cic; \j/T}­<pta.Ki]V).

digraph, MA0. , . otypcicp1iµa.

dihedral, o[i;opoc;,oc;,ov.

dihedral, ] , OtEOpoc; yrov{a.· {oic• opoc;]. 2, oicopov.

transverse dihedral, tyKapcria o(­i;opo<; (ymvia).

dihedral angle, ofaopoc; ywvia. acute dihedral angle, o~i;ia oii:opoc;

ymvia. edge of a dihedral angle, i'lKµi] (tfic;)

otE:opou yroviac;. face of a dihedral angle, i:opa otE:­

opou yroviai;. obtuse dihedral angle, i'lµ~A.i;ta

oii;opoc; yoovia. plane angle of a dihedral angle,

t7tiiti:ooc; yrovia Oieopou yooviai;. right dihedral angle, 6p9i] oii;opoc;

yrovia. straight dihedral angle, Eu9i;ia O[­

i;opo~ yroviu.

dihedral group, MA0., Sieopoc; 6-µac;.

dihedral group of order eight, MA0. , oii;opoc; 6µac; 6y8611c; T<il;ewc;· [oieopoc; 6µac; Tftc; Tci­l;ewc; n'I>v 6Ktffi j. (:LYN.: octic group).

dihedron, MA0., oieopov.

dilatation, 1, ota.crTOA.i]. 2, MHXT., OtUTUcrtc;.

dilogarithm function, otA.oyap19~ll­Kij cruvcipn1cr1c;.

269

dilution

dilution, <l>YL., MA0., !Cat<iA.umc;· [ crt6µro<n<;] .

dilution of precision, !Cat<iA.ucrt<; [ crt6µro<n<;] tfj<; bra!CptPeia<;.

geometrical dilution of precision, yEroµE-rptKi] Ka-r6.A.ucrtc; -rfic; 8itaKpt-13Efac;.

Dimaris, = Dimatis.

Dimatis, AOr., icr<iKt<; ( = µvrwo­VtKl'j A.sst<; ti:rapwcrxiJµovoc; cruA.A.oytcrµou).

dimension, MA0., St<icrracrt<;. axioms of dimension, ci~u:iJµam

otacr-r6.crEroc;. fourth dimension, 'tE'tUP'tll OLU­

cr-racrtc;. linear dimensions, ypaµµtKai 1ha­

cn6.crw;. physical dimensions, uA.tKai 1ha­

cr-r6.crEtc;· [ µf.yE0oc;]. theory of dimensions, 0Eropia -roov

OLUO"'tUQ"E(J)V.

dimension of a simplicial complex, MA0., ouicrracrt<; (wu) ~LOV0-1tAeyµanlCOU cruµrrA.syµato<;.

dimension of an abstract complex, MA0., otacrtacrt<; uqn]pljµsvou cruµrrA.sniatoc;.

dimension of an abstract simplex, MA0., OL<icrracrt<; acp11p11µsvou ~LOVOrtA.syµuwc;.

dimension of matrix representation, MA0., otacrracrt<; µljtpeta­Kfj<; uvcmupucrracreroc;· f Pa9µ6<; tfj<; µljtpetU!Cfj <; UVClrtUpacrr<i­crero<;j.

dimension of representation of a group, otacrrucrtc; fpaeµoc;J ava­rrupucrracreroc; 6µa8oc;.

dimensional, MA0., StucrruT6<;, i], ov· {otucrranK6<;,i] ,6v].

270

diminishing

four(th)-dimensional, -rE-rpallt6.cr-ra­-roc;,oc;,ov.

n-dimensional, vuo16.cr-rawc;,oc;,ov ( = 'tOOV V otacr-r6.crErov).

one-dimensional, µovoot6.cr-rawc;,oc;, ov.

r-dimensional, proot6.cr-rawc;,oc;,ov ( = 'tOOV p otacr-r6.crErov) .

three-dimensional, -rptot6.cr-rawc;,oc;, ov.

two-dimensional, otot6.cr-rawc;,oc;,ov ( = 'tUJV OUO OlCLO"'tUO"E(J)V).

dimensional analysis, MA0., ota­crran1C1) uvaA.ucrt<;.

dimensional axes, MA0., Stacr-m­wi Ci.sovi:c;.

plotted on non-dimensional axes, urco-ruitro9Eic;,Etcra,tv 81' ciotacr-r6.-rrov ci~6vrov.

dimensional constant, Stacrrm:1) [StUcr'taTt!Ci]] CTTU9epci.

dimensional equation, Stacrran) {StucrrunK.1)] ssicrrocrt<;.

dimensional formula, Stacrturov otaturrroµu · {Stacrrun1C6<; rurroc;· StacrraT6<; rurroc;].

dimensional homogeneity, Stucrta­rl'j {Stacrran1C1)] 6µotoysvetu.

dimensional theory, Stucrrun!Cl) 9i:ropiu· [9eropiu tow Stucrt<icri:­rov].

dimensionality, MAE>., Stacrrat6-TlK {&tacrtartK.OTTJ<;].

dimetric projection, MA0., Stµe­'!pt!Cl'j [ µovootµe'Lpt!Cl'j] rrpoPo­A.i].

diminish, 1, µetwvro· [eA.anwvro ]. 2, urroPtP<isro.

diminishing, µi:troT6 <;,i],6v· [ µi:troµs­voc;,11,ov· f:A.urrouµevoc; ,11 ,ov ].

diminishing return

diminishing return, OIK., f;A.a'!'!OU­µsv11 htetroµsv111 urr68ocrt<;.

law of diminishing returns, OIK., v6µoc; -rfic; µEtroµf.vrt c; ciito06crEroc;.

diminishing utility, OIK., f;A.urrou­~LSVTJ [ µetro~tsv11] xp11crtµ6r11c;.

law of diminishing utility, v6µoc; •fie; tA.anouµt\vrtc; d><peA.1µ6-rrtwc;· [ v6-µoc; 'tile; µw.oµf.vrtc; XPTJO"lµO'tT]'tOc;].

diminution, MA0., ~tdrocrtc;· [urro­PtPucrµ6<;}.

diminution of amplitude, MHX., MA0., µeirocrt<; '!OU eilpouc;.

diminution of the roots of an equation, µi:[rocrt<; [urroPtPu­crµoc;] TWV pts&v (µtii<;) f:stcrffi­crero<;.

Dinostratus, Aetv6crrpmo<; ( = 61..­ATJV µa91wun1C6c; · rrepi '!a µtcra wu 4ou rr.X. ai&voc;).

quadratix of Dinostratus, <E-rpa­yrovicr'tpta wu ~Et vocr-rp6.'tO\J.

Diocles, AtoKAfj<; ( = 6A./..11v yero­µs'!plj<;" rrepi '!OV 2ov rr.X. aiwva).

cissoid of Diodes, KtcrcroEtoi]c; wu ~t0KA.i':ouc;.

diode, HAEK., St68wv· {Sto8t!C1) A.uxvia· otoStK11].

biased diodes, (itE)itoA.roµtva 016-ota· {itoA.roµf.vat ot001Kal}.

diophantine, otocpavn1C6<;,i],6v (= rnu Atocp<ivrou).

diophantine analysis, StocpavnKl'j a v<i/..ucrt<;.

diophantine equation, StocpavnKl'j esfcrrocrt<;.

Diophantus (of Alexandria), At6-cpavro<; ( = 6/../.. 11v µu91wanK6<; es 'A/..esavSpi:iac;· rtEpi '!O 250 ~t.X.).

Dirac's distribution

epitaph of Diophantus, (ciA.yeJ3pt-Kov) tm-r6.<pt0v 'tou ~t0<p6.v-rou.

dioptric, St0rt'!ptK6<;, iJ.,6v.

dioptrics, <l>YL., Stort'!ptKTj.

dip, I, MAE>., PsA.oc;· [Kaµwic;J. 2, <l>YL., 6yK/..tcrt<;. 3, AI:TP., rnrri:ivroµa· [paeoc;].

magnetic dip, µayv11nKi] E"fKAtcrtc;.

dip angle, ALTP., yrov(a rnrri:tvffi­~Lawc;· [yrov[a pa.eou<; (6pisov­wc;)].

dip in a curve, MA0., psA.o<; {Kaµljlt<;} ('Lfj<;) KaµrruA.11<;.

dip of the horizon, Ar.TP., pa.eoc; [rarrdvroµa] '!OU 6p(sovwc;.

dip of the needle, <l>YL., l:yK/..tcrt<; 'Lfj<; (µayvljrtKfj<;) Pi:Mv11c;· [µa­YVTJttKl'j l:yKA.tcrt<;}.

dipole, 1, HAEK., oirroA.ov. 2, = dipole antenna.

potential function for a double layer of distribution of dipoles on a surface, oUVTJ'tLKi] cruv6.p-r11cr1c; oui Ol1tAi'\V crnl36.oa tm<paVEtaKfic; omo­AtKi'\c; KU'tUVoµfic;.

dipole antenna, PAA., Strto/..tKl'j Ke­paia · {otrroA.tK1)].

dipole distribution, HAEK., Strto­AtKl'j Karnvoµi].

Dirac (Paul Adrien Maurice-), (riuu/..oc; 'Aoptuvoc; Maup(Kto<;) NnpaK ( = iiyy/..o<; µa9l]µatt­K6<;· y. 1902).

Fermi-Dirac statistics, cr-rancrnK<i <lltpµ1-Nnp6.K.

Dirac's delta, StpaKtavov SsA.'!a· [8 '!OU NrtpUK" osA.'!Cl '!OU Nrt­p<iK. j

Dirac's distribution, otpUKlUVl'j KCl­'!UVoµi]· [Karnvoµ1) (wu) Ntt­paKj.

271

direct

direct, I, tU9uc;,da,u· [aµtcroc;,oc;, ov]. 2, 6p06c;,i1,6v.

direct address, AOrIIM., aµtcroc; [ nprot60ttoc;} 8taµovi].

direct amortization payment, OIK., toKOXptroMcrtov.

direct current, HAEK., cruvtxec; ptuµa.

direct insert subroutine, AOrn:M., uµtm~v0ttoc; [ uµfoou tv0fot­ffic;] {mocrupµl'r [ avotKtij tmo­crupµT]j.

direct Laplace transformation, aµt­croc; f tU9uc;] A.anA.acnavoc; µt­tacrxriµancr~L6c;.

direct motion, 6 p0ij K ( VTJ crtc; · [ 6 p-0ij <poplij.

direct numerical integration, aµt­croc; [ tl>0tia 1 upt0µtKij OAOKA Ti­procrtc;.

direct problem, aµtcrov np6~A.riµa.

direct product of groups, aµtcrov ytv6µtvov 6µ1i8rov.

direct product of matrices, iiµtcrov {KAtµUK(J)tOV j ytVO~ltVOV µlj­tptirov.

direct product of (two) vectors, aµtcrov {KAtµUKffitOV j ytv6µt­VOV (Mo) avucr~LUtffiV.

direct proportion, tu0tia. [op0iJ} avaA.oyia.

direct ratio, tu0uc; A.6yoc;.

direct reduction amortization in­stalment, OIK., toKOXptroA.un­Kl) oocrtc;· { toKOXptroMcrtov}.

direct tax, OIK., aµtcroc; <p6poc;· [ aµtcroc; <po poA.oyia].

272

directed load

direct transformation, tu0uc; [iiµt­croc;] µtwcrxri~iancrµ6c;.

direct trigonometric functions, tu-0i::ic; tptyrovo~tttptKai cruvapti'J­cri::tc;· [ tptyrovo~tEtptKai cruvap­ti]crttc;}.

direct variation, MAE>., Ci~LEcro; [avliAoyoc;] µttaAAayi].

direct wave, iiµi::crov Kuµa.

directed, MAE>., 8tcu0uv6µi::voc;, TJ, ov.

directed angle, OtED0uvoµtv11 yro­via.

directed broken line, 8rnu0uvoµtvri tE0Aacrµtv11 (ypa~t~ti])· {8ti::u0u­voµtvri 0A.acrtoypaµµ1)].

projection of a directed broken line, in a plane, on a straight line, npopoA.i] , tv tmm':oC!J, otw9uvoµl':vT]c; TE0A.acr~LEVT]c; ypaµµf)c; tni &u0&tav.

directed force, 81w0uvoµtvri Mva­µtc;.

outwardly directed (centrifugal) force, np6c; TU el;,w ot&uOuvoµtvri (q>UyOKEVTpoc;) OUVUµtc;.

upwardly directed vertical force, np6c; Tei c'ivw otEU9uvoµi:vT] Kc:ttc:tK6-p0<poc; ouvaµt c;.

directed line, 8tw0uvoµtvri ypaµ­µij.

directed line segment, 8tw0uv6µe­vov su0uypaµµov t~tfjµa.

projection of a directed line segment on a Ji ne, npopoA. i] otEUOuvoµi':vou &U0uypciµ~wu Tµiiµmoc; tni &u0Eiav.

projection of a directed line segment on a plane, npoPoA.i] otEuOuvoµi':vou cu0uypciµµou i:µi]µmoc; (mi E7tL7tEOOV.

directed load, MHX., -Otw0uv6µs­vov <poptiov.

horizontally directed load, 6p t~ov­Tiwc; OtW0UVOµEVOV cpOptiOV.

4irected magnitude

directed magnitude, -Otw0uv6µsvov µtys0oc;.

directed numbers, 8tw0uv6~tsvot upt0~LOl" {&ttu0uv6µtVU 1tO<JU j. 02YN.: signed numbers; alge­braic numbers).

directed segment, = directed line segment.

directed set. MAE>., 81su0uv6µsvov <JUVOAOV.

directed system, MAE>., &tw0uv6-µtvov crucrnwa.

directed trihedral, MAE>., 8teu0uv6-~Lsvov tpis8pov.

directing plane, DPOilT., ornu0u-vov tnins&ov.

directing point, llPOOilT., 8ttu­. 0uv.ov crriµsiov.

direction, 1, &ttU0uvmc;· [ <popli }. 2, Kattu0uvmc;. 3, OIK., 81tu-0uvmc;.

asymptotic direction (on a surface at a point), cl<YU~lltTW'tOc; { UO"UµJtt(J)· TtKi'l / otEu0uvcrtc; (tni tmcpavEiac; Etc; n crT]µEtov).

characteristic directions (on a sur­face at a point), xapaKtT]ptcr'tlKc:ti ot­rn0uvcrEtc; (tni tmcpavEiac; eic; tt

crT]µEiov). coplanar directions, cruvenineoot

01euOuvcr&1c;. components of a vector in a given

direction, cruvtcrt&crat tou civucrµat0c; Kc:ttcl o00ELcrc:tV OtEiJ0UVcrtV.

line of direction, TIPOOITT., ypaµ­µi'l 81w0uvcrewc; .

mean-conjugate directions (on a surface at a point), µecrocru~uyeic; ot&u0uvcr&tc; (tni tmcpav&iac; Eic; n crriµeiov).

measured in the vertical direction, µEtpouµEvoc;,ri ,ov Kata ti'lv Kc:ttaK6-pucpov otEU01lVcrtV.

mutually perpendicular directions,

direction fii:ld

K6.0etot np6c; uf..A.i]A.ac; OtEU0UVO"Etc;• [otEU0UVO"Etc; Kcl0Et0l 7tp6c; 6.Ui)A.ac;J.

non-coplanar directions, µii cruvE­nineoot otw0uvcrinc;.

prime direction, nponicrtT] oteu-0uvcrtc;.

principal direction (on a surface at a point) npwteuoucra otEu9uvcrtc; (Eni E:m<pavEiac; eic; tt crT]µEiov).

translational direction, ~tErn9EttKTJ oteuOuvmc;· {otEu9uvcrt; (tf]<;) µet a -0i':crewc;/.

direction angle, ywvia OL EU00vasroc;.

direction angle of a line in the plane, ywvia 8tw00vcrsw; t u-0dac; EV t0 i:mnEOQl.

direction components, cruvtcrr&cra.t 81w0uvcrtroc;.

direction components of the nor­mal to a surface, cruvt<J"t&cra.t otw00vcri;roc; (tfjc;) 6p0o0ttoo ( n;c;) i:m<pavtiac;· [ cruvtcrtrocra.t &1i;u0uvcrsroc; tfjc; i:rri ti)v i:m­<p&.vstav 6p0o0t tou].

direction constant, crrn0spa Ottu-0uvcrsroc;· [ornu0uvnK1) ma0t­pli j.

direction cosine, 8tw0uvov cruvriµi­rnvov· {8teu0uvnK6v cruv1iµi­tovov].

direction cosines of a directed line in spac~, 8tw0uvnKa {&ti:.u-00vovrn J "cruvriµitova 8tw0ovo­µtvric; ypa.µµfjc; Ev tij) XWPC!>·

direction cosines of the norQJ~I ' to a surface,' 81weuv~tKa [&1su~

0uvovrn] cruvrwitova (tfji;) 6p-0o0ttou (tfjc;) i:m<pavtiac;· {8tED-0uvnKli cruvri~titova tfjc; £rri tl)v i:m<plivtiav 6p0o0ttou].

direction field, MAE>. , 8tw0uvn­KOV ns8iov.

273

direction finder

direction finder, MHXT., ou::upe­Ti]c;· [ i::opm)c; Kan:o00vcmoc;· ywv16µeTpov.

radio direction finder, pao1eope•i}i;· [ pa&wyrov16µE'tpov}.

direction number, oteu00vcov [oteu-9ovnKoc;] ap19µ6c;.

direction numbers of a line in space, Oteu9ovnKoi ap19µoi [ cro­Vtcr"Cd'.lcrat Oteu9UVO"eCOc;j eU9efac; E:v TIT> xropcp.

direction of a curve at a point, oti::60uvmc; Ka~m6/i.T]c; etc; n crri­~Lefov.

direction of a line in a plane, OleU9uvmc; ypaµµfjc; EV "CQJ em­neoq:r [oieueuvmc; etl9eiac; EV "'Cql tmntocp].

direction of a line in space, oti::U9ov­mc; ypaµµi'jc; EV 'tql xropcp.

direction of bending (of a plane curve), ote69uvmc; (Ti'jc;) K<iµ­'lfecoc; (smneoou Kaµn0A.T]c;).

direction of displacement, 01i::U9uv­cnc; [ <popa] Ti'jc; µi::Tmnvi]cri::roc;.

direction of steepest ascent, ote0-9uvmc; Ti'jc; U7rO"COµOnUTT]c; llVU­f3acrecoc;. (LYN.: gradient).

direction of steepest descent, ote0-9ovmc; Ti'jc; anornµcoTUTTJc; Ka­Ta~acri::coc;. (LYN.: negative gra­dient).

direction of the force, ote09uvcrtc; [ <popa J 'ti'jc; ouvaµi::roc; .

direction of the motion, oii::UOuvcrtc; [ <popa] Ti'jc; Ktvi]cri::coc;.

direction of the velocity, 8te60uvcrtc; Ti'jc; TUXDVcrecoc;.

direction of the wave travel, oieu9ov-

274

directly

m c; Ti'j c; µeTUcrT6.cri::coc; wu KD­µa rnc; · [ <popa Ti'jc; otooeucri::wc; mu Kuµarnc;].

direction ratio, li.6yoc; 01eu90vcri::coc;.

direction tensor, oteu9uvnJCov "CU­vucrµa· [ Tavucrµa 01eu90vcrsroc;].

directional, 1, MA0., oteu9uvnK6c;, T],6v. 2, JCaTeu9uvnK6c;,T],6v.

directional antenna, <iteu9uvnKi) [Kareu9uvnKTj] Kepaia.

directional calculus, Oteu9UV1lKOc; [exTanKoc;] A.oytcr~16c;.

directional coefficient, oti::u9uvnxoc; O"UV'tEAeO"TTjc;.

directional derivative of a function (of two or three variables), <iteu9uvnKTj napaycoyoc; cruvap­'!Tjcri::roc; ( TWV ouo il Tpt&v µi::TU­f31i.TJT&v).

directional emittance, Oteu9uvnKi) [ Ka'teu9uvrml] eKpo'iKOTTJ<;.

directional stability, OteD9UV"CtKi) [ KaTeu9uvnKTj} i::ucrTci9sta.

directions of a set of rectangular coordinate space axes, oteu90v­cretc; [ <popai] Tffiv (as6vcov Tffiv) op9oyrov(COV O"llV"CeTUyµeVCOV ({;­voe;) crT]µeiou mu xwpou.

directive, oieu9uVTT] ptoc;,a,ov· [Ka­'!eu9uvTT]ptoc;,a,ov].

directive, btnayi) ( = Ka9optcrnKTj oiaTayir KaTeu9uvTTJpia otaw­yi]).

directive force, MHX., Kct'teu9uv­TT]pict {oteU9UV"CTjptct} OUVUµtc;.

directivity, KctTeu9uvnK6TT]c;· {oti::u-9uvnK6TTJc;].

directly, MA0., aµf:.crcoc;'[i::u9zroc;].

directly conformal map

(to) vary directly as x, µemAA-6.crcrro [µe•a~aA.A.oµai} Ka'tn •i]v &1e60ov­mv Kai ava/coyiav 'tOU '.)(," {µem/c­AU<JCTO) KU'tcl 'tOV A.6yov 'tOU xl.

directly conformal map, MA0., eu9zcoc; cruµµop<poc; elKOVtcrµ6c;.

directly conformal mapping, MA0., i::Mtwc; cruµµop<poc; eiK6vtcrtc;.

one-to-one and directly conformal mapping, µovoµov6nµoi; Kai i::u0eroi; cr6µµopqioi; ElKOVLcrµ6i;.

directly congruent, MA0., eU9ecoc; icr6µotoc;,a,ov.

directly homothetic figures, i::Mecoc; 6µ0169e"CU crxi]µaw.

directly proportional, st'l9e©c; [ Ka't' eU9eiaV j UVUAoyoc;,oc;,ov.

directly similar, I'EQM., sU9scoc; nap6µotoc;,a,ov· [ eu9eroc; 6µ<0-vuµoc;,oc;,ov].

director, MA0., OOT]yenK6c;,T],ov· [01eu9eT&v,oucra,onv].

director, 1, MA0., oteu9e'tTJc;· [oteu-9eTouv cruµ~oli.ov }. 2, MA0., 60T]y6c;· [60TJyij'tpta}. 4, OIK., oteu9uv'ti]c;· [ &ti::u9uv'tijc; U7t11 pe­criac;]. 5, OIK., (ototKT]"CtlCOc;) cruµpouli.oc;.

board of directors, OIK., otOLKTJ­'tlKOV cruµ~OUAlOV.

director-circle of an ellipse, ornu-9e"CWV [6oTJyenxoc;] KUKA.oc; tli.­A.eilJlewc;.

director-circle of an hyperbola, oteu9e't&V { ooT]yenKoc;j KUKA.oc; uni::ppo.A.i'jc;.

director-circle of a parabola, oteu-9rnI>v [6olJYenKoc;] K0icA.oc; na­pa~oli.i'jc;.

director cone of a ruled surface,

directrix of

oteu9E"CWV [ OOTJ'Ye"ClKOc;] ic&voc; i::u9i::toysvouc; sm<paveiac;.

director curve, oteu9i:rnucrct { 6&Tj­yenKTj} Kaµn6/i.Tj.

director general, yi::vticoc; 01i::u9uv­T11c;.

director plane, oteu9e"COUV [ OOT[­yen KOV] tnini::oov.

director regal us, oteu9i::rnucra [ 6-oT]yenKTjj xapUKffi"CTj.

director sphere (of a quadric sur­face), oteu9eTOllcra [ OOTjyenKTjj cr<paipa (&eu'tepocrTfjc; tm<pa­veiac;).

directorate, yi::vtKll oteu9uvmc;.

directory, 1, 6&T]'Y6c;· [Ka'taA.oyoc;]. 2, AOI'ILM., 6oTJYTJTiic;- [ oori­yi::nKoc; rpaici::li.li.oc;].

directrix, MA0., oteu9i::rnucra· [1heu9uvoucra · 6oTJYT]'tpta].

directrix of a congruency, oteu9e­"COUO'ct (mu) crµ'fivouc;.

directrix of a conic, oteo9i::rnucra ( nic;) KCOVtKi'jc;.

directrix of a conical surface, oti::u­ei::roucra KCOVtKfjc; emcpctveiac;.

directrix of a cylindrical surface, oteu9e"COU<Jct KUAlVOptKfjc; tm­cpaveiac;.

directrix of a parabola, &teu9i::rnu­cra ( 'ti'jc;) napaPoli. fjc;.

directrix of a rnled surface, oteu­ei::1:0ucra etl9etoyevouc; em<pct­Vefac;.

directrix of a special linear complex, oteu9ernucra (rnl\) dotKOU ypaµ­µurnu cruµnli.tyµarnc;.

27S

directrix of an ellipse

directrix of an ellipse, oum8srnucra (i: ii c;) D .. A.Eiwcwc;.

directrix planes of a hyperbolic paraboloid, 8teu8srnuvi:a £nt1tE­oa (rnu) U7tEp~OArKOU 7tUpa~a­AOElOOU<;.

Dirichlet (Peter Gustave Lejeune -), (nt-rpoc; roucri:auoc; Assf:v) NnptKAE (= np&crcroc; µa8riµa­LLK6;· 1805 - 1859).

Dirichlet characteristic properties of the potential function, otpl­Kt.Enavai xapaK1:TJptcrnKai LOL-6n1rnc; ni<; ouv11nKii<; cruvapi:~­crswc;.

Dirichlet product, otplKAEnavov yt­v6µsvov· [ytv6~tsvov rnu Nn­ptKA.f. j.

finite Dirichlet product, 7tEltEpa­crµEvov 01p11<A.1:nav6v yt v6~1i:vov.

Schwarz's inequality for the Dirich­let product, cr~ap~tavi) <iv1cr6•ric; f av1cr6•1'\c; wu r~ap•c;J oui •6 chp1-KA.enav6v yi v6~1evov.

Dirichlet's conditions, otptKA.Ena­vai cruv8iiKat· [cruv8iiKat Tou NnptKA.f.j.

Dirichlet's function, otplKAEnavl) cruvcipi:rimc;· [cruvcipi:11crt<; rnu NnptKA.f.}.

Dirichlet's integral, 8tptKA.Enavov 6A.oKA.ijpw~iu· [ 6A.oJCA.ijpwµa rnu NnptKA.f.}.

Dirichlet's principle, otptKAEna.viJ apxrr [apx~ rnu NnptlCA.f.}.

Dirichlefs problem, otptlCAEnavov np6~A.1wa· [np6~A.1']µa rnu Nn­ptKA.f. j.

Dirichlet's series, otplKAEnaviJ CTEl­pa: [ crstpa rnu NnpucA.f.}.

Dirichlet's test for (uniform) con-

276

discharge

vergence of a series, otptKAE­naviJ Pcl.cra.vo<; f Pacravoc; rnu NnptJCA.f.} ota Ti]v (6µot6µoJ>­cpov) cruyJCALcrt V CTEtpti<;.

Dirichlet's theorem, otptJCA.i>navov 01>c.Op11µa· {81>c.Op1wa rnu Nnpt­JCAf.}.

Dirichletian, otpt1CA&nav6c;,11,6v ( = rnu Nnpt!CA.f.) .

Disamis, A Or., icr<iKtc; ( = ~tvriµo­VtKTJ A.f.st<; i:pnocrxrnt0voc; cruA.­A.oytcr~tou) .

disaster, cruµcpopa'[ JCai:acri:pocp~}. natural disaster, 0wp11via.

disc, = disk.

discar~, anootaA.f.yw· [ crJCapnipm ].

discarding, ano8taA.oy~. [ crJCapi:a-ptcrµa· si>cr1Capniptcr~1a· anoota­A.i>yµa j.

discards, TEXN., unoKa8apµarn ( = rraparrnT<iµai:a· axplJcrrn crJCap­i:aptcrµf.va Ei'.011 Ta 6noia dvat ouvaTov vu otai:s8ouv cb<; XPil­crtµa ot' aA.A.ouc;).

discernible, otEUKptvrii:6<;,i),6v.

discharge, HAE K., EJCK:f.vmcrtc;. brush discharge, ot0cr1<oup1crµ6c;·

{oLO<JKOUpLKi] f.KKEVOJ<JL<;}. coronna disharge, crreµpanKi) {ot0-

cr1<oup1Ki) J €KKEVCO<Jlc;. electric discharge, i]A.EKtptKi) €1<­

Kevrocrtc;. glow discharge, 7tupaK'troti) [01a­

rcupoc;] €KKEVCO<JLc;. point discharge, crtiµEtaKi) €KKevco­

mc;. spark discharge, crmv0riptKTJ €K­

Kevrocrtc;. Townsend discharge, i:aovcrevoiavi]

EKKi:vromc;· [tKKevrocric; wii Taov­crevr}.

discharge correction factor

discharge correction factor, H­AEK., napaymv ot0p8c.Ocri>roc; sJC­Kcvcbcri>roc;.

discipline, 1, 7t&t8apxia. 2, nai­osucrtc;· [ µu811crtc;• KM.Boe; µa81)­cri>ro<;}.

mathematical discipline, µu0riµan­Ki) 7tUlOEU<JLc;.

discomfort, <!>YE., \f'YX., oucrcpo­pia· [oucrcpop6n1<;} ( = i:A.A.Etljlt<; avfoi>roc;· u~oA.cljltU).

threshold of discomfort, ouooc; oumpop6trit0c;.

disconjugacy, MA0., unocrusuy6-T1'Jc;.

disconnected, 1, unocruvoi>oE~Lf.voc;, 11,ov. 2, MA0., anocruvani:6c;, i),6v.

disconnected set, MA0., unocruva-7tTOV crUVOAOV.

extremally disconnected set, a­Kpairoc; Ct7tO<JUVU7ttOV <JUVOA.OV.

totally disconnected set, cruvoA.tKooc; [Ka0'6A.oKA.~piav] CtltO<JUVU7t'tOV <JU­voA.ov.

discontinuity, MA0., ucruvsx,i>ta.. finite discontinuity, 7t€7t&pacrµ&Vl'\ a­

<JllVEXElU. finite nonremovable discontinuity,

1CE7t&pacrµEvri pi] t!;aA.emri] <icruv&­XEta.

infinite discontinuity, U7tEtpoc; <icru­vi;xe1u.

ordinary discontinuity, cruvi]0~c; [ opaA.i)} U<JUVEXElU.

point of discontinuity of a function, miµetov <icruvexeiac; (µtac;) cruvap­•iicreroc;.

polar discontinuity, 7tOA.tKi] <icruve­xeta.

removable discontinuity, &!;aA.&m'ti) acruvexeia.

discontinuous, ucruvi>x,i)c;, i)<;,f.c;.

discount rate

discontinuous function, acruvcx,1)<; cruva pi:ri crtc;.

discontinuous group, ucruvcx.Tic; 0-µuc;.

improperly discontinuous group. aooKiµroc; <icruvexiic; 6µac;.

theory of discontinuous groups. 0eropia •oov acruvexoov 6µaorov.

discontinuous series, acrUVEX,TJ<; { µl'J cruvi>x,T]<;} cri>tpu.

discontinuous solution, acruvqiJc; f:niA.ucrtc;.

theory of discontinuous solutions, 0eropia 'tOOV acruvi:xoov tmA.Ucri:rov (roii Kapa0woropf)).

discontinuum, (TO) acruvi>x,sc;· [a­cruvcxo8oµi) j.

Cantor discontinuum, Kavwptavl) CJ.<JUVEXOOOµir [ acruvexf.c; 'tOU Kav­rop}.

discount, OIK., !::Kni:rocrtc;· [ CTKOV­

TO}. 2, ucpa.ipccrtc;· {(i:pmtestKTJ) npoi>s6cpA.lJcrtc;· crKovi:uptcrµa }.

arithmetical discount, tcrro't&ptKTt { apt0µ~nKi)j uq>aip&crtc;.

bank discount, 1, rpa7tE~tnKi) 7tp0-1:!;6qiA.11crtc;. 2, 'tpU7tE~tKi) [e!;oneptKi)/ uq>aipe<JLc;.

chain discounts, OIK., aA.ucrro'tc:ti. 7tpOE~Oq>A. i]cretc;· { aA.ucrro'tc:ti uq>atpe­<JEtc;}. (rYN.: discount series).

trade discount, cruvaA.A.aKnKi) [&µ-7top1Ki)} EK7ttrocrtc;.

true discount, 7tpayµanKi) [tcrw'tE­ptKi)} uq>aip&crtc;· {7tpayµanK6c; rcpOE­!;oq>A.~nKO<; 'tOKOc;j.

discount factor, ucpatpEi:tKO<; 7tClpa­yrov· [ napayrov ucpatpscri>roc;).

discount problem, ucpatpEnKoV 7tp6-~A.1']µa· [np6~A.T]µa ucpatpfoc­roc;).

discount rate, &ta.nµiJ u<patpfosroc;· [(snicr11µoc;) 7tpOESO<pA1']1:tlCO<; TO­Koc;}.

277

discount series

discount series, OIK., 6<patpEnKi] [ rcpOESO<pA T)TLKl'j l <mpa.

discrepance, = interaction.

discrepancy, l, acrnµ<pwvia: [ota­<popa}. 2, MA0., l:TAT., ota­µap1ia.

discrete, MA0., OtaKpt16c;,ij,6v· frl'] cruvcxl'Jc;,11c;,tc;}.

discrete aggregate, OtaKpl10V cruva-0potcr~ta.

discrete distribution function, cruv­apn1mc; OlUKpnfjc; Karnvoµfjc;.

discrete parameters, OtaKpnai rca­pa~t£1poi.

discrete proportion, OLUKpt1l'] ava­A.oyia.

discrete quantity, OtaKpni] rcocr6-1ric;.

discrete series, OtaKpt1l'] crEtpa.

discrete set, OtaKpl10V cruvoA.ov.

discrete space, MA0., otaKpnoc; x&poc;.

discrete spectrum, OtaKpt16v <pa­crµa.

discrete time series, OtaKpt1l'] XPO· VOO"Etpa.

discret~ topology, OtaKptn1 10rco­A.oy1K61ric;.

discrete variable, OtaKpni] µna­J3A.ri1iJ .

discrete-variable computing device, MHXT., MA0., A.oy1crµl]TLKOV crucrnuov (j3ams6µ£vov £ni) OtaKpnfjc; µErnj3/.. 111fjc;.

discrete-variable problems, rcpoj3A.ij­µarn OtaKp11fjc; µErnj3A.111fjc;.

278

discriminantal

discrete whole, OtaKpnl'] 6A.6111c;· {OtaKpt10V oA.ov}.

discretion, 01&.is:ptmc;· [otaKpmK6-111c;}.

discretionary, 8taKptnK6c;,ij,ov ( = Ka.1&. Kpfcrw Ka1' EK1iµricr1 v).

discriminant, MA0., otaKpivoucra.

discriminant condition, MA0., ota­Kpi VOUO"U O"UV0 ~Kl].

discriminant function, otaKpivoucret [ cruvapµ6soucra} cruvap111mc;.

discriminant of a differential equa­tion, OtaKpivoucra [ cruvapµ61;:ou­cra} 01a<pop1Kfjc; £swfficrcwc;.

discriminant of a polynomial equa­tion, owxpivoucra [ cruvapµ61;ou­cra} (µtiic;) no)"uwvuµtKfjc; £s1-crfficr£wc;.

discriminant of a quadratic equation (in one variable), otaKplvoucra [ cruva.pµ61;oucra. j orn11>poJ3a0µi­ou £s1crfficrcwc; (µtac; µ1>taJ3A.11-1fjc;).

discriminant of a quadratic form, otaKpi voucra [ cruvapµ6soucra] (1fjc;) 11>1pa.ywv1Kfjc; µopcpfj c;.

discriminant of an equation, • ota­Kpivoucra [ cruvap~t6/;oucra.} £st­crfficr£wc;.

discriminant of the cubic, OtaKpt­voucra [ cruvapµ61;oucra} 1fjc; 1p1-

. rnj3a0µiou (£stcrfficrcwc;).

discriminant of the general quadrat­ic, otaKpivoucra [ cruvapµ6/;ou­cra} 1fjc; yEvtKfjc; orn1Epoj3a0µi­ou.

discriminantal, MA0., OtUKptvou­crtaK6c;, ii ,6v.

discriminating

discriminating, OtaKptnK6c;,T],6v· {OtaKptcrtaK6c;,f],6v}.

discrimination, 1, OtaKptmµ61ric;· {otaKpwia}. 2, KOINQN., (<pu­AEnKoc;) OtaKpmcrµ6c;.

discriminator, PAil., OtaKpt1f]c;"[o1-cuKpt v1ml]c;}.

discriminatory, 1, otaKptnK6c;,T] ,6v. 2, otaKptncrµtK6c;,T],6v.

discriminatory test of hypothesis, MA0., AOr., OtaKptnKTJ j3a­cravoc; (1fjc;) 6rco0focwc;.

discussion, 1, cru1;11111mc;. 2, MA0., OtEpEUVT)crtc; ( = OtEpEUVT)TlKTJ £­strnmc;).

discussion of curves and equations, ot£pcuv11cr1c; KaµnuA.wv Kai £s1-crrocr1>wv.

discussion of results, 1, OtEpEUVT]crtc; 1&v £sayoµtvwv. 2, otEpcuv11mc; 1&v uno1EA.rnµci1wv.

discussion of vectors, <itEpEUVl]crtc; (1&v) avucrµ(hWV.

disequilibrium, avtcropponia.

disjoint, MA0. , anocruvo£16c;,11,6v· [ anocruvoEOEµtvoc;, T) ,ov}.

disjoint sets, MA0., anocruvo1>1a cruvoA.a.

pairwise disjoint sets, ~cuy1186v [KU'rU ~euy11} U7tOCJUVOe'rU cruvoA.a.

disjoint subgraph, MA0., urcocruv-01>1ov {anocruvoEOEµtvov} urco­ypa<pT)µU.

disjunction, l:YMB.AOr., 01al;rn­s1c;.

disjunction of propositions, AOr., OlUSEUStc; 10JV 7tp01UO"EWV.

disjunctive, AOr., ota/;cuKnK6c;,T], 6v.

dispersion equation

disjunctive proposition, AOr., ota­~EUKTLKll np6tamc;.

disjunctive search, MHXT.MA0., ota/;cuKnKl'] £p1>uv11mc;.

disk, MA0., TEXN., oicrKoc;. magnetic disk, µayVT]'rlKO<; oimco<;. n-disk, VUOLCJKO<;" {VUOUl<HU10<; Ol­

<JKO<;} .

disk storage, AOril:M., µayv1110-0tcrKLKTJ arco0ijK£Ucrtc;.

dislocation, <l>Yl:., £sap0pwmc;· [£­sap0pl]~La j.

disorder, arnsia"{UKUTUO"tacr[aj . mathematical law of disorder,

µa011µan K6<; itepi a<a~ia<; v6µo<;.

dispersion, l, l:TAT., 01acrrcopci. 2, <l>Yl:., otacrKEOacrµ6c;.

anomalous dispersion, UVCOµaf..taKTJ owcrnopa.

average dispersion, µEcronKit [µf.­crT] J owcrnopa.

circular dispersion, KUKA.tKft ota­crnopa· [ KUKAtKO<; otacrKeOacrµ6<;}.

indices of dispersion, Of.LK<at (•fj<;) o tacrno pa<;.

measure for [measure of] disper­sion, µfapov [ cruv1EA.ecr1it<;} owcrno­pa<;.

normal dispersion, 6p060ern<; [ w ­KnKit} owcrnopa· {wKnKo<; owcrKi:­oacrµ6<;}.

parameters of dispersion, napaµi:­<pot •f\<; owcrnopa<;.

quartile dispersion, <1:1ap<11µopia­KTJ OlU<J7tOpa.

selective dispersion, 1, f.mA.eK<tKO<; otacrKEoacrµ6<;. 2, E1tlAEK1LKTJ ota­crnopa.

standard dispersion, 0i:µi:f..taKTJ { U-1t01U1t0<;} otacrnopa.

dispersion equation, l:T AT., £sicrw­m c; otacrrcopiic; ~ [ £sicrwmc; cru­XV01T)tOc;j. (l:YN. : frequency equation).

279

dispersion of a wave

dispersion of a wave, <l>YL., ota­O"Keoacrµ6i; tau Ku~1at0i;.

displace, 1, µetat07ti~co. 2, NAYT., EKt07ti~co. 3, MHXT., µetaKtv&.

displacement, l, <l>YL., €Kt61t1crti; (7t.x;. uoatoi;). 2, NA YT., EK­t61t1crµa (7tA.o(ou). 3, MHXT., µetaKivricrti;. 4, HA.EK., µeta­t67ttcrti;.

280

absolute displacement, MHXT., a-7t6A.utoc; ~lEtaKi v11cnc;.

absolute displacement of the ground, MHXT., an6A.utoc; µEtaKi­v11cnc; tou eliacproµatoc;• [ an6A.utoc; EOU!plKTJ µE't<lKLVllO'lc;}.

absolute vertical displacement, MH­XT., an6A.utoc; KataK6pucpoc; µEtaKi­v11cnc;.

actual displacement, MHXT., itpa­yµ1Ki] [ itpayµatono1110Eicra] µEtaKi· v11cnc;.

angular displacement, MHXT., yro­viaKi] µEtaKi v11cnc;.

differential horizontal displacement, MHXT., oiacpoplKTJ 6p1~ovtia µEta­Kiv11cnc;.

differential displacement, MHXT., OtacpOplKi] µEtaKLVllCrtc; .

direction of displacement, MHXT., 01Eu0uvcnc; [ cpopa] ti\c; µnaK1vi1-crnroc;.

downward displacement, MHXT., Ka'tO>cpEplKTJ µE't<lKLVT]<nc;.

elastic displacement, MHXT., tA.a­cH1Ki] µEtaKiv11cnc;.

elastoplastic displacement, MHXT., f:A.acnoitA.acnlKTJ µEtaKiv11cr1c;.

fictitious displacement, MHXT., nA.acrµattKi] µErnKiv11cnc; .

finite displacement, MHXT., 1tE1tE­pacrµevq µetaKivqcnc;.

generalized displacements, MHXT., YEVlKEuµevm µEtUKlVi]O"Elc;.

horizontal displacement (along a vertical fault), rEnA., 6p1~ovtia µE­tat6mcnc; (Kata µi\Koc; KamKopucpou pi]yµawc;).

horizontal displacement of unit

- ~-----------.,,._""""""' _____ _ displacement

amount, MHXT., µovao1aia 6p1~ov­tia µEtaKiVT]O'l c;.

impressed displacement, MHXT., taKtTJ [ npoKA. T]tTJ] µEm Ki v11cr1c;.

indefinitely small displacement, ao­picrtroc; µtKpU { a1tEtpOcrt1']} µEtUKi­VT]O'lc;.

infinitesimal displacement, MHXT., cl1tEtpocrti] µEtaKiVT]O'lc;.

initial displacement, MHXT., O:p­X,tKi] µEtaKiVT]crtc; .

method of virtual displacements, MHXT., µe0oooc; t&v ouv11trov µ&­taKt vi]crErov.

non-vanishing displacement, MH­XT., µi] µT]OEVt~6µEV11 µEtaKiVT]crtc;.

parallel displacement, MHXT., ita­paA.A.11A.oc; µEtaKiVT]O"tc; .

pattern of (seismic) displacements, MHXT., otaµ6pcproµa (crEtcrµtKG>v) µEtaKtvi]crEO>V.

permissible set of virtual dis­placements, MHXT., EmtpEitt6v o-Uv­oA.ov oUVT]t&v µEtaKt vlicrErov.

principle of virtual displacements, MHXT., apxiJ t&V O\lVll'tWV µEta­Kt vi]crEO>V.

pulsating horizontal displacement, MHXT., itaA.µroo11c; [naA.µ1Ki]} 6p1-~ovtia µEtaKiv11cnc; .

real displacement, MHXT., itpay­µanKi] µEtaKiv11cr1c; .

relative displacement, MHXT., crx&­ttKi] µEtaKiv11mc;.

resultant (elastic) displacement, MHXT., cruv1crraµev11 (tA.acrnKi]) µ&­taKi vqcnc;.

single coordinate of displacement, µovtaia cruvtEtcxyµevq tiic; µEtaK1vfi­crEroc;.

spurious displacement, MHXT., v60T] µEtaKiv11m c;.

subjected to impressed displace­ments, MHXT., uitoBA.110Eic;, Eicra, tv Eic; 1tPOKAT]tac; µEtaKtvi]cr&tc;.

tangential displacement, MHXT., £­cpaittoµEv1Ki] µEtaKivqcnc;.

time-dependent displacement, MH­XT., xpovE~aptT]to; ~1EtaKiv11cnc;.

tip of the displacement, MHXT., aixµh tiic; µEta Kt vi]crEro~.

displacement constant

unit horizontal displacement, MH· XT., µovaotaia 6p1~ovtia µEmKiVTJ· crtc;.

vertical displacement, MHXT., Ka-1aK6p\)(poc; µE'taKiVT]O'lc;.

vertical downward displacement, MHXT., KataK6pucpoc; KatrocpEptKi] µEtUKi VT]O'lc;.

vibratory displacements, MHXT., KpaoacrµtKUi µEtaKtVi]O"Etc;.

virtual displacement, MHXT., ou· VT]'tTJ µEtaKiv11cnc;.

zero displacement, MHXT., µT]· oEvtaia µEtaKiVT]crtc;.

displacement constant, <l>YL., crta-0epu µi:w:rn7tim:coi;.

Wien displacement constant, BtE· vtavi] crta0Epa µnat0nicrEroc;· [ crta-0Epa µE1atonicrEroc; 1ou Biv].

displacement curve, MHXT., Kaµ-7tUA'fJ µetaKtvi]crecoi;· [Kaµ7tuA.11 µetaKtVi]O'eCOV).

subsoil time-displacement curve, KaµitUAT] X,pOVO\l-µEtaKtvi]crEO>c; tOU imEoacpouc;.

time-displacement curve of ground motion KaµituA.T] x.p6vou-µE1aKtvi]­crEooc; 1~u (Ktvouµevou) l':omproµawc; .

displacement ellipse, MHXT., eA.­A.wvti; µeta Kt vi] cri:coi;.

displacement equation, MHXT., E­~imocrti; µernKt vi]cri:coi;.

displacement influence coefficient, MHXT., cruvteA.ecrtTJ<; E1t1ppo­fji; µetal<t vi]crecoi;.

displacement law, <l>YL., v6µoi; (ti'\<;) µetato7ticrecoi;.

Wien displacement law, B1Ev1av6c; v6µoc; µEtatoiticrEooc;· [ v6µoc; µEta· t07tlO"EOOc; tOU Bi v].

displacement node, PA~., K6µ~oi; µeta Kt vi] cri:coi;.

displacement of the ground, MHX., µi:taKivricrti; tou tompffiµatoi;· [tompuc'l'J µetaKivricrti;].

disproportionate

displacement of the mass, MHX., µetUKtV'f]O't<; tfji; µa~rii;.

displacement of the point of ap­plication of a force, µetmcivri­crti; [ µetat6mcrti;] tOU crriµeiou tq>apµoyfji; tfji; ouvaµeroi;.

displacement of the structure, MH­XT., ~letaKlVf]crt<; tOU ooµi]µa­toi;'[ µeta Ki vricrti; tau q>opscoi;).

displacement partial node, PA~., µeptK6<; K6µ~oi; µetaKwi]creroi;.

displacement patterns, MHXT., ota­µopq>ffiµata µetUKtVllO'ECO<;.

displacement pulses, MHXT., naA.­µoi µet met vi] cri:coi;.

displacement spectrum, MHXT., cpacrµa µeta Kt vi]cri:coi;.

displacement-time curve, MHXT., KUµ7tUA'f] µetaKtvi]crecoi;-x;p6-vou.

displacement-time record of a structure, MHXT., Kat<lypaq>ov x;p6vcov-µetaKtVi]O'eCOV tOU oo­µ1iµatoi;.

displacement vector, MHXT., iivu­crµa tfji; µeta Kt vi]cri:roi;.

display, E7ttOetKvuco.

display, 1, EK9ecrt<; [biOet~ti;] (tµ-7tOpeuµat0i;). 2, MHXT.MAE>., S7ttoetyµa· [tnioet~ti;] (= ypa­q>tKTJ uvan:apUO'tUO't<; O'totx;eto­A.oytKi'j<; 7tapox;fji; crucrti]µatoi; fi otacrKeuou). 3, AOrILM., €1t1-0etKti]i;.

disposition, ot<i9ecrti;· [ tp67to<; ota-9foeroi;].

disproportionate, oucravaA.oyoi;,oi;, ov.

disproportionate subclas(numbers,

281

disruption

oucravaA.oyot c'tpt9µoi (rrapan1-pf)crsrov) rfj<; urrodacrsro<;.

disruption of continuity, Otacrrracrt<; [ KUcaA.ucrt<;] cfi<; cruvqda<;.

dissection (of geometric figures), c6µl]crt<; [rnrnc6µ11crt<;] (nuv ys­roµscptK&v O"Xl]µ<lLffiV) .

dissertation, otacpt~~.

dissimilar, av6µoto<;,a,ov· [hspffi­vuµo<;,O<; ,ov].

dissimilar fractions, Ecsprilvuµa KAUO"~LULU.

dissimilar terms, Eccpffivu~LOt opot.

dissimilarity, avoµot6tl]<; 0 [hspwvu­µia].

dissipate, 1, MA0. , crnoiisro. 2, <DYI:., crKsMsro"foiacrKsMsroJ.

energy dissipatd per cycle, l:vtp­YEta crKE1iacr9i;Iaa Ka-ra KUKA.1iµa· [ crKEOacrtr, ( •iir,) EVEpyi:;iar, KU"tU 1tE­pio6ov}.

dissipation, 1, MA0., crKtOacrt<;· [ crKsoacrµ6<;}. 2, <l>YI:., crKsoa­crµ6<;· {otacrKsoacrµ6<;}.

energy dissipation per cycle of vibration, tvtpyi:;ia crKt:liacr9i:;Icra [ crKf.liacrtc; f.vi;pydar,] Ka-ra Ku KA. riµa Kpaliacrµou.

dissipation of energy, crKsoacrµo<; {otacrKsoacrµo;] cfi<; i:w:pysia<;.

dissipation function, O"KCOacrµtKTJ O"UVUptl]crt<;" { O"UVUptl]crt<; O"KE­focrµou j.

Rayleigh dissipation function, pm­ii~tavii crKEOacrµtKi] cruv6.pn)crtr,· [ cru­vapn1cr1c; crKEOacrµou -rou PaiiiA.ri].

dissipative, crKsoacrttK6<;, f),6v.

dissipative forces, crKsoacrttKai ou­vaµst<;.

282

distance

dissipative system, O"KcOacrttKOV cru­O"cl]µa.

dissipative term, crKsocwnKo; o­po<;.

dissociation, <DY2:., arr6crxscrt<;· [ c't­cpsrntpsirocrt<;· ucpscspoiw:n;· ot­acrrncrt<;}.

electrolytic dissociation theory, T)­AEK-rpoA.unKi) anocrxEnKi) 9rnipia· [9Eropia i:fir, TJAEK-rpoA.unKfjc; <'HpE-rE­potrocrt:OJc;j.

dissociation coefficient, <DYI:., cruv-cdwci'j<; ucpsrspotfficrsro;. .

dissolution, otaA.ucrt<;.

distance, urr6crrncr1<;. angular distance, yrovtaKi] [ yrovt­

roliric;J an6crmcrtr,. apparent distance, <pmvoµf.v11 an6-

cri:acrtc;. apsidal distance, ALTP., aljftOtKi]

an6crmcrtc;. center of mean distance Ktv-rpov

µf.crT] c; anocr-r6.crt:Ol<;. ' epicentral distance, LEILM., f.m­

KEV"tptKi] U1tOCT1:Ucrt(,. focal distance, f;cri:taKi] U1tOcrrncrtc;. horizontal distance, 6pt~ov-ria an6-

cr~acru;.

line of distance, IIPOOITT., ypaµ­µi] anocr-racrt:Ol<;.

lunar distance, crt:A.rivtaici] an6· crrncrtr,.

point of distance, IIPOOIIT., crri­µi:;Tov anocri:acrEOlt;.

polar distance, 1tOALKi] an6cri:acrtc; .. principal distance, IIPOOIIT., npro­

-rt:uoucra {KUp[aj U1tOCT"taCTl(,. radial distance, UK"ttVLKi] arc6crm­

crtc;. relative distance, crxt:nKi] U1t6crm­

crtc;. square of the distances, i:E-rpayro­

vov !WV U1tOCT"tCtCTEOlV. SUC

0

Cessive distances, OtaOOXlKUl U-1tOCT"tUCTEl(,.

distance between

unit horizontal distance, µovalitaia Opt~OV"tlll U1tOCT1Ucrt(,.

zenith distance (of a star), ~Evt9ia an6crmcrtc; (acr-rf.poc;).

distance between two parallel lines, urr6crracrt<; (µsrn~u) Mo su9st­&v rra.paHf)A.rov.

distance between two parallel planes, c'trr6crwcrt<; (µsrn~u) 060 rrapaA.­.Af)A.rov i:mrrtorov.

distance between two points, arr6-macrt<; (~1sw~u) 060 <rl]µEirov .

distance between two skew lines, urr6crrncrt<; (µsrn~u) ouo crrps­~A.&v ypaµµ&v.

distance from a line to a point in space, urr6crrncrt<; cr11µElou UTCO sDesia<; EV rij'l xffipQl.

distance from a plane to a point, &rr6crrncrt<; cr11µEiou urro i:rri­rrsoov.

distance from a surface to a tangent plane, urr6crracrt<; i:cparrwµtvou E7tt7tEOOU UTCO E7tt<pUVEtUV.

distance function, cruvaprl]O"t<; arro­crracrsro<;.

Minkowski distance function, µtv­KO<pcrKtavi] CTUVCtp"tT)crt(, U1tOCT"tUCTEOl(, 0

{ cruvapi:T]crtc; anocri:acrt:ro; tau Mtv­KO<pcrKt}.

distance-rate-time formula, otaru­rrroµa { rurco<;} c'mocrracrsro<;-ota­n~ttj<; - XP6vou. (EYMB.: d=rt).

distant, un:oµsµaKpucrµEVOt;, l],OV" { arr6µaKpO<;, l] ,O j.

distant parallelism, arroµsµaKpU­crµtvoc; n:apaU11A.11A.icrµ6;.

distinct, 1, d1otaKptro;,o;,ov"[ cra­cp&; otaKEKptµtvo<;,TJ,OV ).2, ota­xropicrr6;, f),6v.

distributed lateral load

distinct tangents, suotaKptrot [ow.­xroptcrrni 1 £cpan:r6µsvat.

distinguishability, 1, ow.xroptcrr6-Lll<;" [ EUOtaKptr6111;]. 2, uvtt­A.11n:16111;.

distinguishable, 1, ow.xroptcrr6;,il, 6v· [01aKp116;,f),6v ]. 2, sufo­aKpiro;,o;,ov· [ EUOtaKptr6;,i}, 6vj.

distorted, MHX., ow.crrpacpEl;,d­cra,tv.

distorted wave form, ow.crrpacpst:cra Ku~taroµopcpfJ· [owcrrpacpsrcru xuµanKTj µopcpf)].

distortion, otacrrpocpf). dynamic distortions (in structures),

liuvaµtKai Otacr-rpo<pai (i:&V OOµT)µCt­"tOlV).

elastic distortion, f.A.acrnKi] ota­cr-rpo<pij.

harmonic distortion, apµOVlKi] Ota­cr-rpo<pi].

nonlinear distortion, µi] ypaµµtKTJ otacri:po<pij.

distortional, MHX., owcrrprnn­K6c;, f),6v.

distortional wave, otacrrprnttKOV Kliµa· [ KfJµa 01acrrpocp i'j<;}.

distortional wave of destructive earthquake, KUµa. owcrrpocptj<; [owrspsuov Kliµa] (mu) Karn­crrprnttKoli m:tcrµou.

distribute, xarnvtµro· [owvtµro ].

distributed, MHXT., Karnvsµ1116<;, Ti ,6v"[ Karn vsµ iiµtvo;, l],OV].

distributed lateral load, xaravsµl]­rov {Ka.LUVcµl]~LEVOV j n:A.cuptKOV cpopriov.

externally applied distributed later­al load, f,~ro-ri:;puc&c; [f.~ro9i;v} f.<pap­µocr9i;v Kamvt:µT)"tOV 1tAEUplKOV <pop­-riov.

283

distributed live load

distributed live load, Karavi:µrrrov [ Km:avi:µ1iµevov] Kt vri-rov <pop­-riov.

distributed load, KU'tUV1:µ11-rov [Ka­wvi:µ11µevov] <pop-riov.

system of distributed loads, cru­CJTT"]µU KUTUVEµT]'tWV q>Op'ttOJV.

distributed loading diagram, oui­ypaµµa <popnKfji; Kamvoµfji;.

distributed mass systems, crucnf]­µaw Kamvi:µ11-rfji; µa1;;11i;· [ cru­mf]µa-ra Karnvi:µ11µtv11i; µci-1;;11i;J.

distributed parameter systems, cru­cr-rf]µarn napaµi:-rptKfj<; Ka.-ra­voµfji;.

distributed parameters, Karnvi:µ11-rni [Karnvi:µ11µevm] napciµi:­-rpot.

distributed quantity, KUTUVE~LTJ'ti] { KUTUV£µ11µevrJ} 7tOO"O't11<;.

distributed scalar, Karnvi:µ11~tevri [Karnvi:µ11-ri]J KAtµaKco-ri] (cruv­cip-r11cr1i;). (LYN.: scalar point function).

distributed set of inertia forces, KU'tUV£µ11-rov [ KUTUVEµTjµevov 1 O"UVOAOV ouvciµi:cov aopavi:iai;.

disti:ibuted static load, Ka-ravi:µ11-rov [KUTUVEµl]0i:v 1 manKOV <pop­'tlOV.

l"""'"'

uniformly distributed static load 6µowµ6pq>roc; Kamvi;µ119tv c:nanKo~ q>op1iov.

distributed variate, lTAT., Ka-ravs-µ11-ri] otaµi:rn~A. 111'~.

normally distributed variate Ta­KnK&c; [ 6p9o9f:mc;] Kamvi;µ~µf:v11 otaµi;Tal3A.111fi.

distributed vector, Karnvi:µ11µsvov Civucrµa. (LYN.: vector field).

284

distribution

distribution, 1, MAE>., MHX., Ka­-ravoµf]. 2, otavoµf].

age distribution, f]AtaKi] KUTUVO­µf].

amplitude distribution, i;0ptKi] Ka­Tavoµi].

asymptotic distribution, acruµit'tOl­wc; [acruµnTOJnKi]] Kamvoµf].

bell-shaped distribution, Kro0ov6-crx11µoc; {yrocrcrtavijj KUtaVOµf].

bending moment distribution Ka-Tavoµi] KaµmtKfjc; ponfjc;. '

Bernoulli distribution, j3i;pvouA.A.ta­vij KaTavoµf].

bimodal distribution, MHXT., 01-Tpom1nKi] Kamvoµf].

binomial distribution, 01rovuµ1Kij Kamvoµf].

binomial frequency distribution OtOJVUµtKi] cruxvonKi] KUTUVOµi]· [ot~ rovuµtKi] KUTavoµf]].

bivariate distribution, :ETAT., 01µi;­Tal3A.11crtaKi] Kmavoµf].

Cauchy distribution, KOJcraavij Ka­Tavoµi]· [KaTavoµij wu Krocru].

continuous mass distribution cruv-cxi]c; µa~LKij KU'tUVO~tf]. ,

correc~ distribution, 6p9ij [ crrocr1ij] Kamvoµ11.

curve of distribution, KaµnuA.11 Ka­Tavoµfjc;.

de~lection distribution, unoKaµ­n~tKll KUtaVOµ f]' { KU'tUVOµij 'tfjc; U1t0-KUµlj/EOJ<;j.

dipole distribution, HAEK., omo­AtKij KU'tavoµf].

Dirac's distribution, 01pa1Ctavij Ka­Tavoµij· [K:amvoµij wu N11p6.Kj.

dynamic distribution, 0\JVUµtKi'j KU­TUVOµf].

dynamic moment distribution ouva­µ1Ki] Kamvoµi] ponfjc;· [Kamvo'µi] ou­vaµtKfjc; ponfjc;].

Fisher's z distribution q>tcrEptavi] ~-Ka1avoµi]· [Ka1avoµij' ~fjm wu <Picri;pj.

freque?CY distribution, cruxvonKi} KUTavoµ11·[Kmavoµij cruxv61111oc;]. ·

Gaussi.an distribution, yrocrcrtavi} KUTUV0µ11· {KUtaVOµij 'tOU rlCaouc;j.

distribution

Gibrat's distribution, ytj3panavi} KUTCtVOµi]· {Kamvoµi} 'tOU rK1µnpaj.

lattice distribution, nA.i;yµanKi} [ot­KWOJTi]} Kamvoµf].

linear distribution, ypaµµtKij Ka­i:avoµf].

load distribution, q>opnKi] Ka'ta­voµi]· [Kmavoµij q>OpTiou].

mass distribution, µa~tKi] Kaw.vo­µi]· [Ka•avoµi] (•fjc;) µ6.~11c;].

Maxwell distribution, µa~oui;Uta­vi] Kamvoµi]· [ 1mmvoµi] rnu M6.~­youi;A.j.

method of dynamic distribution, µf;9ofoc; O\JVUµtKfj<; KU'tUVOµfjc;.

method of moment distribution, µf:9oooc; Kmavoµfjc; Tffiv ponrov.

momentum distribution, puµ1Ki] Ka­mvoµi]· [KaTavoµij (•fjc;) puµ11c;].

multivariate distribution, noA.uµi;­Tetl3A.11crtaKi] Ka'tavoµf],

Nernst distribution law, <l>Y:E., vi;pvcrnavoc; µi;ptcr111C6c; v6µoc;· [ v6-µo~ Tou µi;picrµou rnu Nf:pvcrT].

normal distribution, 'tUKnKi] [ 6p-069i;wc;] Kamvoµf].

parametric distribution, napaµi;1pt­Ki] Katavoµf].

Pearson distribution, nq pcrovtavi] Ka'tavoµi]· [ Katavoµi] rnu Ilf]apcrov ].

Poisson distribution, nouacrcrovta­vi] Ka1avo~1i]· [Kamvoµij wu Ilouacr­cr6v ].

random amplitude distribution, 't\J­xaia EOptKi] KCt'tUVOµf],

shear distribution, oia'tµqµtKi] Ket­i:avoµi]· {Kmavoµi] otai:µf]m;roc;].

skew distribution, cri:pi;j3A.ij [a­cruµµi;i:poc;] KU'tUVOµf].

surface distribution, emq>avctaKi] Kmavoµf],

symmetrical distribution, cruµµi;­i:ptKi] KU'tetVoµf].

temporal distribution, OIK., XPO­VtKi] KUtavoµ11.

theory of distributions, 9i;ropia i:rov Kamvoµ&v.

truncated distribution, KoA.ol3iJ Ka­'tavoµf].

unbalanced distribution, acr16.9µt-

distribution of dipoles

crrnc; [ avtcrocr't6.9µtcrrnc;] Kamvoµfi. volume distribution, OyKLKij KU'tU­

VOµ f].

distribution coefficient, cruv-ri:A.i:­cr-ri]i; KU'tUVoµfji;.

lateral force distribution coeffi­cients, cruv'tEAEcrtai Kamvoµfjc; i:oov 1tAEUpt KWV 0\JVUµEOJV.

distribution curve, irnrnvi:µ11nKi] KaµnuA.11· [KaµnuA.11 KU'tUVO­µfji;j.

extrapolation of empirical distribu­tion curves, napi;Kj3oA.i] i:&v tµni;tpt­Krov Kamvi;µ11nKrov KaµnuA.rov.

normal distribution curve, taKnKi} [ 6p969i;wc;] KaµnuA.11 KU'tUVOµfjc;.

distribution factor, Ka-ravi:µ11nKo<; napciycov· [ napaycov Karnvoµfjc;· O"UV'tEAW'ti]<; KU'tavoµfji;].

distribution function, Karnvi:µrin-Ki] cruvcip-r11crii;· [ cruvcip-rricrii; KU­-ravoµfji;j.

continuous distribution function, cruvapn1cr1c; cruvi;xouc; Kamvoµfjc;.

discrete distribution function, cruv­ap111cr1c; OtaKpl'tfjc; Kamvoµfjc;,

probability distribution function, cruvap1qcrtc; m9avonKfjc; Katcivoµfjc;· { CJUVUP'tllcrt<; KU'l:UVOµfj<; t&V m9a­VO'tfj'tOJV j.

relative distribution function, cruv-6.pi:qcrtc; crxi;nKfjc; Kamvoµfjc;.

distribution law, Karnvi:µT]nKo<; v6-µoi;· [v6µoi; KUTUVOµfji;j.

Planck distribution Jaw, nA.avKtav<'>i; KCt'tUVEµqnK6c; v6µoc;· [v6µor; KUTU­voµfjr; wu 11'.'.avK].

Wien distribution Jaw, j31i;vtav6i; Kettavi;µ11nK6c; v6µor;· [v6µor; Kata­voµfjr; wu Biv ].

distribution of dipoles, HAEK., otnoAtKi] Karnvoµf].

potential function for a · double layer of distribution of dipoles (on a surface), ouv11nKi] crnvapi:11cr1i; oux

285

distributicm or effort

otitA.iiv <HtBaaa (i:mqiavw1Kf]c;) ot­itoA.tKiic; Katavoµfjc;.

distribution of effort, Karnvoµi] npocrrra0w'I>v· [£pyuci] Karnvo­~Lfi}.

optimal distribution of effort, BsA.­ticr1:11 Kamvoµi] itpocrita9s iwv· [BsA.­ticrtq Kamvoµi] f.pyou].

distribution of load, <popnKi] Ka­rnvoµfi· [ Km:avoµi] <popriou].

nonuniform distribution of load, ~ti] 6µ016µop<po; [ &.voµo16~t0p<poc;] KUtavoµi] q>Opt[OU.

uniform distribution of load, 6µ016-µopqioc; Kamvoµi] qioptiou.

distribution of loading, Karavo~Lij (rfjc;) <pop1icr1>roc;.

correct distribution of loading, 6p9i] [ crrocrn)} Katavo~tii <popticrsroc;.

distribution of mass, KarnvoµT] ( rfjc;) µ6.s l]c;.

continuous distribution of mass, cruvsxi]c; Karavoµi] rf] c; ~1a~11c;.

distribution of rigidity, MHXT., KU'tUVOµij O"TcppOTllTOc;.

distribution of the pulses, Karnvo­~Lij TWV rraA.µ&v.

amplitude distribution of the pulses, SUptKi] KUtUVO~Li] (tWV) 1tUAµc1J v· {KU­tUVOµi] tOii Supouc; tWV itaA.µoov } .

distribution of velocity, Karnvoµi] rnxuvcr1>roc;.

vertical distribution of velocity of a vibration, KUtaK6puqioc; Kata­voµi] (rf]c;) raxuvcrsoo; (roii) Kpaoa­crµoii.

distribution parameters, rrap6.µ1>-1po1 KUTUVO~Lfjc;.

distribution ratio. <l>YL. XHM., M­yoc; µBptcr~lOU ' [Myoc; KU'tUVO­~Lfjc;j.

distribution theory, Karnvcµl]nKT]

286

distud>ance

01>ropfa· [0cropia rfjc; Karnvo­~t fjc;j.

Schwartz distribution theory, crBap­tmavi] KatavsµrinKi] 9soop[a·[9sropia. Kamvoµf]c; roii IBaprc;].

distribution truncated at the value of a, LTAT., Karnvoµi] KoA.o­~ffiµ£vri Kara rfiv nµi]v wu a: [KoA.o~i] Kara a rnrnvoµ11J.

distributive, 1, Karnv1>µ11nK6c;,fi, 6v. 2, MA0., £mµ1>ptcrnK6c;, fi,6v.

distributive law of algebra, £mµi>­ptcrnKoc; v6µo c; Tfjc; a/... y£~pac;.

distributive function, MA0., £m­µ1>ptcrnKij O"UVUpTl]crtc;.

distributive lattice, £mµi>ptcrnKOV nA.£yµa.

distributive multiplication, £mµi>­ptcrnKoc; noA.A.arrA.acrtacrµ6c;.

distributive operation, MA0. , btt­µ1>ptcrnKij npii~tc;.

distributive principle, MA0., £m­µ1>ptcrnKij UPXll' {£rrtµcptcrn­KOc; v6µoc;}.

distributive property (for multi­plication), MA0., £mµi>ptcrn­Kij io161ric; ( rou noUarrA.acrta­crµou).

distributivity, MA0., l , £mµi>pt­crnK61ric;. 2, KU'tUVBµT]HKOTl] c;.

distributor, TEXN., v1>µ1']1fic;· [ota­vqtl]rf]c;· otavoµcuc;].

time-pulse distributor, xpovoitaA.­µ1K6c; vsµriri]c;.

disturbance, 1, MHX., otarnpaxir [ota.16.pa~tc;}. 2, METE.OP., a.­varnpaxfi · [ rnpaxfi].

analytical aspects of dynamic dis­turbances (in structures), &.vaA.un-

disturbance

Kal O.it611fElt; tWV ouvaµtKWV Ola.ta" paxoov (tWV ooµriµarrov).

arbitrary disturbance, aU9aipsroc; owmpaxfi.

barotropic disturbance, Baporpo­m Ki] avatapaxfi.

externally applied disturbance, ef,ro­tEptKWc; [f.'E,ro9sv 1 acrKri9sicra oLU­rnpaxfi· {i\f,rotsptKWt; E<pllpµocrµeVll 8wmpaxfi.

ground disturbances, i\0a<p1Kai [eaa­qiroµanKai] OLUtapaxai.

imposed disturbance, emBl-ririi [t­mBA.riSslcraJ otatapaxfi.

impulsive disturbance, 6pµrocrnKi] owmpaxfi.

(modern strurture) designed to res ist dynamic disturbances, (cruy­xpovoc; <popsuc;) crxsowA.oyri9Elc; we; av9SKtlKOt; sic; tU<; OUVUµtKUt; OLU­tapaxac;.

oscillatory disturbance, taA.avrro­nKi] OlU1UPUXfi .

removal of the disturbance, i\f,a­AE L\lftc; 1fjc; owrapaxfic;.

subjected to arbitrary disturbances, imoBA.riSEic;,srcra,i:v sic; au9mperouc; limmpaxac;.

sudden ionospheric disturbance, METEQP., alqiv18ia iovocrqimptKt'] &.vampaxfi.

suddenly applied disturbance, MH­XT., aiqivtliiro; acrKri9sicra oLUtapa­XTl' [ ai<pvtoiroc; i:qiapµocr9 stcra om­rnpaxfi].

transient disturbances, itapooLKal oLUtapaxai.

disturbance random in nature, MHXT., ruxaiac; <pucrcroc; ota­rnpaxfi· {otarnpaxi] wxa.lac; <pu­cr1>roc;}.

disturbed area, I:EILM., rnpa­x0ci:aa [ 0"8t0"0cl.aa J rr1>pt0xfi.

disturbing force, MHXT., rnpucr­croucra [otarnpucrcroucra J ouva­µtc;.

disuse, OIK., axprimla.

divergent series

disutility, OIK., axp1icr161ric;· [ d.­vrocpcA. 1µ61l]c;}.

marginal disutility, 6pLUKi] cixpri­crr6rric;· [ 6pLUKi] civro<psA.1µ6rric;J.

diurnal, f]µ1>pficrt0; ,a,ov.

diurnal parallax, ALTP., T]µcpl]cria [ycffiKBVTPLK~} napuUastc;.

divergence, MA0., arr6KA.tcrtc;. negat ive divergence, cipvrinKt'] &.n6-

KA.tmc;· { crt'JyKAtcrtc; /.

di verge nee of a series, d.rr6KA.tcrt<; cri>tpiic;.

divergence of a tensor, UTCOKA.tcrtc; (wu) rnvucrµawc;.

divergence of a vector, UTCOKf..tcrt<; (mu) avucr~ta10;:

divergence of a vector field, arr6-lCA.tcrtc; (10\J) avocrµanKOU 7tc­o[ou.

divergence of a vector function, arr6Kf..tcrtc; UVOcrµanKfj<; O"OVUp­Tf]O"cffic;.

divergence of an infinite series, U7tOKf..tcrtc; UTrcipou O"ctpac;.

Alembert's test for convergence or divergence of an infinite series, &.A.sµBspnavii Bacravoc; f Bacruvoi; roii , AA.aµitep} olU ri]v cruyKAlcrLV Ti tt']V O.it6KA.tm v 0.iteipou crsipac;.

(generalized) ratio test for con.ver­gence or divergence of an mfm1te series (ysv1Ksuµ8v11) Bacravoi; &.va­A.oyia~ oLU ri]v cruyKA. tcrtV Ti tt']v U7t0-1CALcrL v O.itsipou crsipai;.

divergence theorem, 0cropriµa ncpi T~ c; UTrOKf..tO"cffi;.

divergent, MA0., an:oKA.ivwv,ou­cra,ov.

divergent series, MA0. , anoKA.i­voucra ai>ipa.

Borel's first definition of the sum of a divergent series, itpooroc; Bo-

287

diversirication

peA.1av6c, 6ptcrµ6c, tou U0poicrµat0r:, µtiiC, artOKAt VOUO"llC, O"Etpiic,.

Borel's integral definition of the sum of a divergent series, ~opeA.ta­voc, 61..oKATlPOlttKOC, 6ptcrµ6c, tOO a-0poicrµat0r:, ~nae, cI7tOKALVOUCillC, O"El­piic,.

oscillating divergent series, taA.av­touµevri arroKA.ivoucra cretpa· [ arrpocr-1ltopicrtror:, aTtOKf..ivoucra CiE1pa· a-1tj)OO"OlOj)lO"tOC, crEtpaj.

properly divergent series, iioKiµooc, {rvricriooc,j a7tOKAiVOUcra O"Elpcl.

regular definition of the sum of a divergent series, KavovtKOC, 6pt­crµ6c, toO ci0poicrµat0r:, ( tfjr:,) arro­KALVOUO"llC, CiEtpiic,.

summable divergent series, &.0poi­mµoc, clrroKA.ivoucra crEtpa.

summation of divergent series, ii0pOLO"lC, aTtOKAL VOUO"llC, CiEtpiic,.

diversification, Stmp6procric;· {Staq>o­porcoil]crtc;}.

diversified, Staq>opan6c;,i],6v· {Sta­q>opo:>µtvoc;, l],ov· Staq>oporcot l]­µtvoc;, l] ,ov j.

diversify, Staq>op&· [Staq>oprovo:>· Staq>oporcot&}.

diversity, S1aq>optK6t1K {Staq>ope­nK6tl]c;· avoµo16rric;].

divide, I, MA0., Statp&. 2, Sta­Xo:>Piso:>.

divided by, MA0., Stu mu (rfjc;, t&v).

a divided by b, a ota ~. (:EYMB.: a:~. a/~).

divided into, 1, Stax;o:>ptcr0eic;,dcra, ev etc;. 2, Stu mu (rfjc;,r&v).

divided line, Statpe0efoa [Stxom­~1ri0etc:m] ypaµµi].

dividend, I, MA0., (6) otatpetfoc;. 2, OIK. µtp1crµa.

dividers, StaPiJ•ric;. (I:YN.: com­passes).

288

division by a decimal

dividing wall, µecr6mtxoc;· [ µecro­to1x;ia].

divisibility, MA0., Statpet6tl]c;. h'.. special criteria for divisibility- (in

Ir arithmetic), ELOLKU Kpm'Jpta OlUlj)E­t6tqt0r:, (tfjr:, cipt0µqnKfjC,).

divisible, Statpet6c;, i],6v.

division, I, MA0., Sta(pecrtc;. 2, OIK., Stax.o:>ptcrµ6c;.

abbreviated division, cruvt0µ1Ki} { O"UVtEtµriµEvqj Otalj)EO"lC,.

algebraic division, af..yc;~ptKi} OLU[­j)ECit<;.

external point of division, t~oo­tEptKOV crriµeiov 01mpfoeroc,.

fallacy of composition and division, AOr., to 7tEpi ti}V cruv0i::crtv Kai otai­pem v cr6qncrµa.

harmonic division of a line, ap­µovtKi} Ota[pc:mc, ypaµµfjc,· { apµo­VtKi} ota[pC:CilC, EiJ0uypaµµOU tµi}­µat0r:,}.

homographic division, 6µoypaqnKi} otaipemc,.

internal point of division, tcrroti::­p1K6v crqµeiov otmpfoeooc,.

long division, 1, EKtEVi}C, otaipE­mc,. 2, yparrti} otaipemc,.

matrix division, µqtpC:taKi} Otai­j)EO"LC,.

point of division (of a line in space), Cil]µC:loV OlUlj)EcrEOlC, (dl0Eiai; tOU xropou).

quartile division (of a magnitude), tEtaptqµoptaKi} OtaLj)ECilC, (EVOC, µE­ye0ouc,).

ratio of division, Myoc, otmp&­creroc,.

short division, l, ~paxeia otai­PEO"LC,. 2, VOEpa otaiprntr:,.

synthetic division, O"UV0EttK1l otai­j)EO"lC,.

division algebra, Statpernc~ aA.­yeppa· [Ci.A. yep pa •fie; otatpfoe­o:>c;}.

division by a decimal, Sta(pecrtc; Stu SsKaS1Kou.

division by a fraction

division by a fraction, Staipecrtc; Sta KA.6.crµarnc;.

division by use of logarithms, Sw.(pecrtc; µfoeµ A.oyapi0µo:>v.

division by zero, Staipecrtc; Sta 1"0U

µl]oev6c;.

division in a proportion, Staipecric; EV avaA.oyicr {Staipecrtc; tfjc; &.vaA,oyfac;].

division mark, crri~teiov otmptcreo:>c;.

division modulo p, otaipecrtc; Kata µ6ot0V p.

division of a determinant by a constant, Staipecrtc; (~nfic;) 6pt­soi.Jcrric; Sta crta0epfic;.

division of a fraction by an integer, Sta{pecrtc; KA.Ct.crµarnc; ot' UKf,­paiou.

division of complex numbers, Sta(­pecrtc; µtyaStKffiV apt0µ&v.

«Division of Figures», (•o) «Ilepi ~tatpecreo:>V» (mu EuKA.eiSou ).

division of one quantity by a second quantity, Staipecrtc; µ11ic; rcocr6•T]tO<; St' CiA.A.T]c; (rcocr6tl]­toc;).

division of two power series, Stai­pecrtc; ouo SuvaµtK&v cretp&v.

division of zero, Stafpecrtc; tou µT]Sev6c;.

division ratio, A,6yoc; Statpfoeo:>c;.

division ring, StatpenKoc; SaKtU­A.wc;· [SaKtuA.wc; Statptcreo:>;).

division sign, crriµet:ov [ cruµpoA.ov 1 ( tfjc;) Statpfoeo:>c;.

division transformation, Statpen­Koc; µeracrx;l]µancrµ6c;.

(the) process of performing the

documented

division transformation, (f]) owot­icacria tfjr:, EKtEl..Ecreroc, toO ex: otm­pfoeroc, µetacrx11µancrµou.

divisor, MAE>., Statp&tl]c;. common divisor, x:otvoc, otmpetrir:,.

(EYN.: common measure). cyclotomic divisor, x:ux:A.otoµ1ic6c,

01mpet11r:,. elementary divisor, crt01xe1roo11c,

otatpenis. extrinsic cyclotomic divisor, cirrpo­

cr<pui}c, KUKA.ot0µ1K6c, 810.1ptt11c,. greatest common divisor, µty1-

crt0r:, ico1v6c, ow1pet ris. (LYN.: great­est common measure).

intrinsic cyclotomic divisor, rrpo­crcpui}c, x:uKA.ot0µ1x:6c, 01mpet11r:,.

divisor functions, cruvapti]cretc; St­atptmu· [StatpenKai cruvap·ri'J­cretc;}.

divisor of a group, Statp&tl]c; (tflc;) 6µ6.Soc;.

normal divisor of a group, 6p060e­t0r:, {taKnK6c,J 01mptt11c, 6µaooc,.

doctrine, S6yµa.

document, 1, MA0., f.µrceptcrturro· { rrnptcrtatffi j ( = tJTCOcrtl]piso:> ot' f.yypuq>rov arcoSetKttKffiV ~u~cro:>v). 2, 'tf,K~ll]ptffi.

document, i:yypacpov· [ arcooetKttKOV eyypaq>ov].

source document, Aorr:EM., 1tll­yai:ov [~acrtKOV J (U1tOOELKtlKOV) &y­ypacpov.

documentation, 1, MA0., £µrcept­crt6.tfficrtc;"['rreptcrt6.to:>crtc;}( = &y­ypa.q>oc; arcoSetKTLK~ crn'Jpt~tc;). 2, t&Kµl]pio:>crtc;.

determinate documentation, MH­XT. MAE>., rrpocrowptcrti} [rrpocr8Loo­ptcrµev11] eµrreptcrtatrocrtr:,.

documented, 1, MA0., f.~mepicrta­mc;,oc;,ov· [£µ7teptcrtato:>µtvo;, 11,ov ]. 2, teK:µ11pto:>µtvo;,TJ ,ov.

289

docuterm

docuterm, AOrIEM., ypacpmvu-µwv.

dodecagon, OWDl:KUyffiVOV. regular dodecagon, KavovtKOV ooo­

OEK<iyoovov.

dodecagonal, owo1:K<iymvoc;,0<;,ov.

dedecahedral, oro81:Ka1:opoc;,oc;,ov.

dodecahedral numbers, oroo1:K<i1:-opot apt0~toi.

dodecahedron, omS1:K<i1:opov. regular dodecahedron, KavovtKOV

ooooEKUEopov.

does not work, MHX., <DYE., Si;v napciyi;t £pyov.

Dodgson (Charles Lutwidge -), KcipoA.oc; Afrryouhl,:) NTfrrl,:crnv ( = ayy),oc; KAY] ptK6c;· o-uyypa­<pcuc; A.oyornxvtKoµa0riµanK&v i'.pymv µi; TO \j/WOwvuµov Lewis Carroll. 1832 - 1898).

Dokmarok, AO!., 6µaA.6c; ( = µv11-µov1Ki] A.esic; wu Tpnoo-xfJµo­voc; o-uA.A.oyto-µou).

dollar cost averaging, OIK.MA0., AMEP., Staµeo-mo-tc; K6o-wuc; oonapimv· [01aµfomo-1c; TOU K6-CTTOuc;].

domain, MA0., ni;pwxf].

290

analytic in a domain, avaA.unKo<;, i],ov Et<; 'tlVU 1tEPtoxfiv.

complex domain, µtyaotKi] ni;pwxi]. conformal maps of multiply con­

nected domains, MA0., cr\Jµµopqiot EiKov1crµoi noA.A.anA.Gii; cruvan-rGJv itE­pwxGJv.

connected domain, cruvanri] itE­pwxi].

convex domain, Kup-ri] itEPLOXTJ. factorial domain, napayovnKi] itE­

pwxfi.

dome

Galois's domain, ya/,otcrtavi] 7tE­pwx11· [ 1tEPLOXll TOU rKaA.oua].

Gaussian domain, yoocrcrtavi] nE­pwxi]· [1tEPtoXiJ TOU rKaoui;· na­payovnKi] 1tEPIOXTJJ.

integral domain, MA0., aKi;paia nEp1oxfJ.

magnetic donnin, ~taYVTJ'tLKi] nE­pwxfi.

multiply connected domain, noA.­A.anA.GJi; cruvan-ri] 7tEPLOXTJ .

number dom<tin, apt9µtKi] 1tEPIOXTJ" {itEptoXiJ (TGJV) apt8µGJv j.

polygonal domain, noA.uyoovtKi] nE­ptoxfJ.

principal ideal domain, 1tEPtoXiJ 7tpOOTE\JOV1:00V toEOOoGJv· [ 7tp00TEUO\l<JU iOEciiorii; nEptoxfJJ.

star-shaped domain, acr-rr,p6crxri­µoi; [ acr-r£p6µopqioi;] nEpwxfi.

triply connected domain, 'tp11tA.Gli; cruvami] nEptoxfJ.

unique factorization domain, nE­PtoXiJ 'tfj<; µovo-rp6nou napayov-ri­crr,ooi;.

domain of a function, ni;pwxir CTUVUpTTj CT Effie;.

domain of algebraic numbers, ni;­pwxi] (T&V) cU yi;~ptKWV apt0-µ&v.

domain of dependence, ni;pwxit £sapTf]o-1:mc;.

domain of existence (of a mono­genic analytic function), 111:p10-xi] u11<ips1:mc; (µovoyi;vouc; ava­AUTtKfjc; CTUVUpTTjCTcCilc;).

domain of holomorphy, MA0., n&­pwxi] 6A.oµopcpiac;.

domain of rationality, 111:p10xi] (Tfjc;) p1F6TYJToc;· [ 111:pwxiJ T&v pYJT&v apt0µ&v}.

dome, 06A.oc;· [ TpouA.oc;]. geodesic dome, APXIT., MA0.,

yr,ooomcrtaKoi; 96A.oi;.

dominance

dominance, U11EpTEpY]CTtc;· {£mKp<i­TY]CTtc;}.

strict dominance, aucr-rripa tmKpa­'tT]crti;.

dominant, 31:0-1161,:mv,ouo-a,ov.

dominant period, Srn1161,:ouo-a ni;-pioooc;.

dominant root, orn1161,:0UCTU pil,:a.

dominant series, 81:cm61,:ouo-a CTEtpci.

d.ominant strategy, MHXT.MA0., 31:0-1161,:ouo-a CTT pann1 Kll.

strictly dominant strategy, aucr111-pGJi; OE<Jit6i;;oucra mpm:qytKi].

dominant term (of a set of num­bers), 8rn1161,:mv opoc; ( o-uv6),ou apt0µ&v).

dominant vector, 81:0-1161,:ov avu­o-µa.

Doppler (Christian-), (Xpwnavoc;) NT61111A.1:p ( = m'.JCTTptaKoc; cpu­CTtKoc; KUi µa0Y]µUnK6c;· 1803 -1853).

Doppler broadening, SonnA.i;pwvi] oia11A.cirnvo-1c;· [S11:0puvCTtc; TOU NT611nA.1:p}.

Doppler effect, Son11A.1:ptav6v £v­Ttmmµa· [£vcu11m~ta wu NT6n­nA.1:p· µ1:1ci111mo-1c; TOU NT6n­n),i;p}.

Doppler-Fizeau effect, £vTu11mµa [ cpai v6µ1:vov} NT6n11A.1:p-<D1sffi.

Doppler navigation, 801111A.1:p1avil vaunA.ia.

Doppler radar, 001111A.1:ptav6c; pa-3ti:vwmCTTilc;.

Doppler ranging, 1, 301111A.i:ptavil £vT6mCTtc;. 1, 801111A.1:ptav6v £v­TOmCTTtK6v CTUCTTY]µa.

double-entry table

Doppler shift, 801111A.i:ptavil µ1:T<i-11Tmmc;· [001111A.1:ptavil µi;T<io-rn­CTtc;j.

Doppler system, 80111rA.1:pta vov o-0-CTTY]µa· [8onnA.1:p1av6c; pao11:v­wmo-µ6c;}.

Doppler's princi pie, 001111A.1:ptavi'] apxrr f apxi] wu NT611nA.1:p J.

Doran, = Doppler ranging.

dot, o-nyµf].

dot product, MA0., o-nyµtKOV yt­v6µi;vov .

dot product of the multiplication of vectors, o-n yµtK6v [ KA.tµa­KffiTOV j y1v6µ1:vov wu 110A.A.a­nA.acnao-µou ( TWV) UVUCTµUTffiV.

dotted line, o-n yµoypaµµf] · [ CTTtKTi] ypaµµf]].

double, 1, <>mA.ouc;,fj,ouv· [SmMc;,f], 6}. 2, 3m6c;,f],6v.

double algebra, 3mA.ciyi;~pa· [01-11A. fj aA.yi;~pa}.

double-angle formula, oia-ru11mµa [T011oc;} (Tfjc;) ot11A.1"jc; ymviac;.

double cone, 3tnA.ouc; Kilivoc;.

double curvature, ornA. fj KaµnuA.6--rY]c;.

curve of double curvature, Kaµ­n\JA.ri otnA.fii; KaµnuA.6-rrirni;.

double cusp, omA.fj UVUKUµm1. (EYN.: point of osculation; tac­node)

double-entry bookkeeping, omA.o­ypa.cpia· {StnA.oypa<ptKi] A.oyto-n­Kf]}.

double-entry table, MA0., nival; 3tnA.fjc; µcTU.~AY]Tfjc;.

291

double folium

double folium, MA0., oicpuUov.

double generator, MA0., SmA.fj yeveti::tpa.

double infinite rapport, MA0., SmA.ous Ci1mpos crxencr~t6s.

double integral, StnA.ouv 6A.oJCA.il­pro~ia.

double integration, l>tnA.fj 61..oJCA.Tj­procrts.

double integration process, ota.­l>tJCa.cria. tfis l>tnA. fis 6A.0JCA.11 pw­creros.

double law of the mean, otnA.ous v6~LOS tfis ~LScrllS (n~tfis).

double layer, l>tnA.fi crnPas. potential function for a double

layer of distribution of dipoles on a surface, ouvrinKi] crnv6.ptfJO"L<; 8 t6. omA.f1v crn~6.8a tmcpaVEL<lKTl<; OL-1tOALKTl<; K<ltavoµf1<;.

double length number, AOrn:M., apt9µ6s l>mA.ou µTjJCous· [ upt9-µ6s l>tnA.1'\s tna.JCptPEia.sJ.

double minimal surface, l>tnA.fj t­A.a.xtcrtoemcpaveta.

double modulus, MA0., StnA.ouv µ61>t0v. (:LYN.: reduced mod­ulus).

double ordinate, SmA.fj ternnu~v11.

double parabola, l>tnA.fj napapoA.il.

double plane (of a surface), l>tnA.ouv tnfael>ov (tmcpaveia.s).

double point, otnA.ouv miµerov.

double precision, StnA.fi t na.Kp[­fleta.

double precision number, upt9µ6s SmA. fis btaJCptPi::Ca.s.

double precision system, MHXT.

292

double-subscript notation

MA0., cr6crt11µa. l>tnA.fis tna.JCpt­PEias· [l>iA.esov cr6crn1 µa].

double prime, l>mA.ous t6vos. a double prime, a Oi<; "tOVOUµEVOV.

[a"].

double pyramid, otnA.fj nupa.µis.

double ratio, 1>1nA.ous Myos. (:LYN.: anharmonic ratio).

double refraction, c:DY.L, ornA.fi l>ta-9),acrts.

double root of an algebraic equa­tion, l>tnA. fi pit,; a at.. yepp11Cfic; tsicrwcreros.

double ruling, otnA.fi xupuy11· {l>t­nA.fi alC'tiS (i::Mewyevous tm­cpavdus)J.

double sequence, Sm A. fi aKoA.ou9ia.

double series, omA.fi cretpa.

double shear, MHXT., l>mA.fi 1>uh­µ11ms.

double-shell structure, MHXT., l>t­JCeA.ucpov 1>6µ11µu· {l>tJCeA.ucpoc; cpopeus].

double six, Ot7tA.fj esas (EU0&t6'.>V 'tOO xwpou).

double-spaced, SmA.ocrnxrot6c;,il, 6v ( = a., µs 860 l>uicrnxa.· p, µs !:vu 1>16.crniµu µew.su 1>60 1>a.­JCrnA.oypucp11µevrov crttxrov JCEt­µevou) .

double standard, OIK. , &rnA.fi fla­ms· {l>tnA.ou; lCUVOlV}.

double-step function, 1>1P11µa.n1Cl) [<>is P11µa.nJCijj cruv6.pt11cr1s.

double subscript, &rnA.ou; {mol>d­KTllS' {l>mA.ous lCUtro odlCTllS}.

double-subscript notation, cr11µeto­ypa.cplj l>mA.&v unol>&t1Ct&v.

double tangent

double tangent, l>mA. fj tcpa.nto~1ev11.

double value variable, omMttµoc; {StnA.fis nµfic;} µeta.PA.11til .

doublet, I, PAA. , Ot7t0fvt1COV" {ot-7t0AtKil]. 2,-MA0., Stcrtc>ia.cr~w; {8t7tAOUV il>ia.crµa].

doubling, · l>tnA.a.cr(a.crts· {&tnA.a.crta­crµ(x,j.

doubling of the maximum accelera­tion, ornA.a.crta.crµoc; {&tnA.a.cria.­crt<;] tfi<; µeyicrt11c; bmaxuvcre­ro;.

doubly, Ms"['fmt&s].

doubly connected surface, oic; {ot't­t6'.>s] cruva.nn1 tmcpaveta..

doubly elliptic space, l>is [om&<;] tA.A.Et7t'tLKO<; x&poc;.

doubly infinite system, l>ic; {Stt­t&s} Cinetpov crucrniµa..

doubly magic square, l>ttt&s µa.yt­KOV {&tµa.ytKOV J ti::tp<iyrovov.

doubly periodic function, l>is {l>tt­t&c;J nept0811Cij cruvapn1crtc;.

doubly ruled surface, ottt&s xa­pa.1CtTJ {l>ic; &U9&t0yeviJsJ smcpa­Vf:tU.

doubly symmetrical, l>is {8ttt6'.>s] cruµµetpt1C6<; , il ,6v.

down time, AOrn:M. , al>rnvep­Yll'tOS xp6vos ( = xp6voc; 1<a.9u­crti::pijcreros A.6ycp PMfl11c;).

downward, 1, KU.t(l)(pEpt1C6<;, Tj ,6v· 2, KU't1l!p0pt1COS,il ,6v. [ KUtrocpep11s, ils,esJ.

downward curvature, Ka.rwcpeptlCll JCa.µnuA.6t1is,

minimum downward curvature, &­A.axicrtTJ KawicpEpLKi] K<lµituA.6tTJ<;.

drafting

negative downward curvature, ii:p­Vl"JTLKi] KatOOcpEpLKi] K<lµJtUAOtTj<;.

downward displacement, MHXT., !CU !Wcp&pt lCTJ ~Lf:ta.Ki v11 crtc;.

vertical downward displacement, KCJ.t<lKOpucpo<; l(<ltOOcpEpLKi] µEt<lKLVTJ-crtc;.

downward force, MHXT., KU'W>­

cp&pt JCij &uva.~ns. vertica l downward force, KataK6-

pu<P<Jc; K<ltOOcpEpLKi] OUV<lµL<;.

downward sloping, :LT AT., ano­vwnJC6c;,T] ,6v.

downward translation, MHXT., JCa.trocpeptlCl'j µet6.9ecns.

downward spiral, JCa.trocp&ptlCTJ crnf:i­pu.

cumulative downward spiral, crc.o­peunKi] K<ltOOcpEpLKi] O"JtEipa.

downwash, AEPOA. , Ka.taxucric;.

dozen, l>roo&JC<is.

draft, OIK., tpa.~11JCnJCTj' [ cruva.A.­A.anta.nJCTjj.

sight draft, tpa~riKnKi] [ cruvaA.­/..ayµanKi]] 0111ewc;.

time draft, tp<l~TJKtLKi] [ cruvriA.­A.anmnKi]] itpoOecrµla<; .

draft, AEPOA., JCatapeuµa ( = Ka­taK6pucpov peu~ta.).

draft, 1, crxeotaypacpro· [ crxel>t<i/,;~ ~LTJXCLVtK&<;}. 2, 7tpOXEtpoyp~cpW {etotµat,;w crto np6xeipo· etot­~16.1,;w npocrxeowv ].

draft, I, npocrxeowv· [ np6XF-~pov CJXEOLOV j. 2, 7tPOXEtpoypa.cp11-~LCL.

drafting, TEXN., 1, crxeowcrµa.n~ 1Cll. 2, crxeoiacrts· {µ11XUVtKT} crxel>ia.crt<;].

conventional drafting, [ m01epooµtvri J crx.e8lam<;.

293

drafting technique

drafting technique, O"XEOtacrµa:rtKl) { crxtotacrttKl)j TEXVtKi].

draftsman, crxsotacrt"i]<;.

draftsmanship, 1 crxs15tacrrnci]. 2, crxs15tacrnK6t"1K { crxs15tacrnKo t"ClASVTO}.

drag, AEPO~. omcr9o'AK11· [om­cr9{A,K.ucrtcJ

axial drag, U~OVtKi] omcr0oA.Kfi.

drag axis, al;rov 01ttcr9ohfj<;.

drag coefficient, cruvt"s)"scrt"i]<; o­rctcr9ohfj<;.

axial drag coefficient, crt>V'tEAEcrri]c;; U~OVtKfjc;; omcrlloA.11:fjc;;.

drag effects of the surrounding air, E1t&Vspysta ( Tfj<;) Orctcr9ohfj<; { O­mcr9&AKUO"ttK.1) £nsvspysta] 't"OU nsptPciA.A.ovw<; aspo<;.

drag force, omcr9&AKUO"TtKi] Mva­µt<;.

drag function, omcr9sA.xucrnK.1) cruvcip1T]crt<;· [ cruvcip1T]crt<; Tfj<; o­m cre 0 Ax fj <;].

Gavre drag function, ya~ptKT] cruv­apnicr1<;; omcr80A.11:fjc;· / 6mcr8EAKU­crnKi] crUVap'tT]crt<;; 'tfj<;; ra~p!]c;;}.

drag pressure, Orctcr9&AKUO"nK1) 1tLE­crt<;" [ rciscrt<; omcr9ohfj<;}.

intensity of the drag pressure, £v­'tamc;; i:fjc;; 6mcr8EA.Kucrn11:fjc;; mtcrEroc;.

peak drag pressure, aixµ111:i] 6m­cr8EA.Kucr'tt Ki] niEmc;;.

variation of drag pressure, µEmA.­A.ayi] tfjc;; omcr8EAKUcrnKfjc; mfoEroc;;.

drain, 1, anocrt"p<iyytcrt<;. 2, EK.Ksvro­crt<;.

brain drain, EYKEq>aA.tKi] cinocri:pay­y1cr1c;· [l>taq>uyi] tyKEq>6.A.rov ].

draught, draughting, etc., = draft, drafting, etc.

draw, TEXN. crxsotcisro.

294

drift

draw (a conclusion), £1;ciyro [ cruv­ciyro] ( cruµnspacrµa).

draw a line, crupro [aywj ypaµµl)v (f] su9dav).

draw bridge, TEXN., O"TJK.ffiTi] [a{­poµsvri] yl:cpupa.

drawing, I, crxsoiacrµa. 2, crxsoia­crt<;.

assembly drawing, MHXT., apµo­crnKov crxEl>iacrµa.

engineering drawing, 1, µ11xavorE­'.)(VtKov crxEl>iacrµa. 2, = drafting.

enlargement of drawing, µqtv8ucrtc;; crxEl>tacrµarnc;; .

exploded drawing, A.Ent0µEptcrµt­vov f tµT]µancrµEVOV j CT'.)(Ebiacrµa.

layout drawing, 'ta~typaq>tKOV CTXE­l>iacrµa.

mechanical drawing, µ11xav1Kov [ YEOOµE'tPlKOV J cr:r;Ebiacrµa.

perspective drawing, npoonnKov crxEl>iacrµa.

preliminary drawing, npoKatap­KnKov CTX,Ebtacrµa· f 7tp0CTX.Ebiacrµaj.

reading mechanical drawings, civa­yvromc;; [i:pµT]VEia} 'tWV µT]'.)(aVLKWV crxEl>tacrµfrtrov.

reduction of drawing, crµ[Kpuvmc;; ( t0u) CT'.)(E8t6.crµat0c;;.

rough drawing, np6'.)(Etpov crxi:l>i­acrµa.

transparent drawing, l>taq>i:yyEc;; [l>taq>avEc;;} crxi:l>iacrµa.

drawing paper, xapti crxsotcicrµa­TO<;.

drawing room, TEXN., crxsota­cr1Tjptov.

drawing to scale, 1, crxsofocrt<; 6rro KA.iµaK.a. 2, £mKA.1µciKt0v crxsoiacrµa.

drift, I, AEPO~., EK.1tTfficrt<;. 2, :LTAT., K.Urncpopa· [ysvtK.1) 1ci­crt<;· cpopci].

drift angle

drift angle, AEPO~., yrovia EK.­nt"chcrsro<;.

drift of a set of data, IT AT., K.a­tacpopu [ ysvtKl) tum<;] (tvo<;) O"UV6AOU O"TUTtO"TlK<IJV OEOOµf,­VCOV.

drift velocity, AEPO~., EK.ntronK.1) 1axuvcrt<;" [ 1axovcrt<; EKnTchcrs­ro<;J.

driving, 1, 6oi]yT]crt<; (auwxwijwu, KtA.). ·2, MHX., ~lE'tUOOO"t<; Kl­vi}m:(J)<;.

driving function, MA0., KtVT]TT]­pia crov<iptT]crt<;.

. transform of a driving function, µi:-iacrxT]µ6.ncrµa (i:fjc;;) KtVT]tT]piai;; cruvapTi]cri:ooc;;.

driving power, MHXT., KtVT]TT]pia ouvacrt<;.

drop, 1, AOrI:LM., un6ppt'!'t<;. 2, rm:Ocrt<;.

· faJSe drops, Cicrxi:1:01 [ civaKpt~i:ic;} anopph1mc;;.

impedance drop, HAEK., mwmc;; napaKOOA\l'tlKO'tT]'tO<;;.

drop dead halt, AOrn:M., U1tOVE­Kp(l)'[tKOV crTaµ<itT]µa.

dropout, AOrI:LM., 6nocrtoA.i] (Ku­K.A.ffiµa10<;).

circuit dropout, K\lKA.ooµanKi] (mo­cr1:0A.fi.

dropping angle (in bombing from airplanes), BAHT., ucpsnK.1) yro­v{a [yrovia ucpf,crsro<; (poµp&v)] (opt~ovnronxfj<; Po'Afj<;).

drum, •uµnavov. magnetic drum, ~taYVT]ttKOV i:uµ­

navov.

dry-adiabatic lapse rate, <I>Y:L., sripaotaPanKi] 9spµonmnK.i] ornnµl'}· fSripa.otaPanK.o<; pue-

dual graphs

µo<; n•chcrsro<; ( •f\<; 9spµoxpa­cria<;)].

dry friction, MHX., sTJpu •Pt~ij.

dry friction damping, MHX., sri­po<prnnxl) un6crPzcrt<;" [ UTCO­crPscrt<; SrtPii<; •PtPfK K.ouMµ­Ptavl) unocrPscrt<;}.

dry frictional resistance, MHX, ST]PO"Cpt7tnK.i] avticrtacrt<;.

dry masonry, s11poA.19oooµi].

dry measure, srip6µs•pov· ['f;ripa µs•pixl) µova<; · µfapov (xropri­nx6TTJTO<;) sTJpc'Ov npo16Vt(J)Vj.

dual, oiouµo<;,o<;,OV" {otT"CO<;,ij;6v· evaA.A.ax•6<;, i] ,6v J.

self-dual, aut01>1n6i;;, i),6v· [o.Or.E­vaAA.aKt6c;;, i),6v].

the line is self-dual, fJ i:00eia dvat aot01>1niJ· [ii e00i:ia tvaMo­cri:tat np6c; taui:fiv}.

dual, 1, MA0., oiouµov· {oiouµo<; htacrt<;}. 2, HAEK., oiouµov.

space duals, xoopaia l>ibuµa:· [l>i ­l>uµa 'tOU xropouj.

dual elements, MA0., oiouµa [£v­aA.A.ax•u] . crwt xsta..

dual extent, MA0., oiouµo<; [ot•­•i]] snacrt<;. (EYN.: dual sur­face).

dual formulas, MA0., o{ouµa [£v­a'A,A.aK"Cct j otarnmi:lµam· {OtT"COi "CU1t0t" EVUAAUKTlKOi "CU1t0t" "CU-1t0t £vaA.'A,ayfj<;].

dual formulation, MA0., oiOuµo<; [ EVUAAUK"Ci] 1 OLU"CU1t(J)O"t<;.

dual game, MA0., otµspe<; nai­yvtov.

dual graphs, oiouµa {evaAA.aK"Caj ypacpij~LUTU.

295

•

It

dual linear relation

dual linear relation, o[ouµoc; {ot't-1 'tn.) ypaµµtKTJ O"XSn<Jtc;.

dual network, HAEK., IHouµov {8mov] otKT.U(J)~1a· {oiouµov ].

dual of a conic, MAE>., oiouµov . lC(J)VtKl"jc; (r.o~1fjc;).

dual of a triple point, MAE>., · · srouµov ( crr.oixsrov) 'tptnA.ou m1-~1£iou .

dual operation, MAE>., Sfouµoc; {€va"AAoxr:i']] npiil;tc;· [€vaA.A.a­yi'] ('tWV EVUAAUKT.WV) O"T.Ol­xci(J)V}. .

dual surface, MAE>., oi8uµoc; {8t't­. 'ti]] em<p<ivsta• {oiouµoc; l::na­crtc;}.

dual theorem, MAE>., 8iouµov 0sro­p11µa.

duality, MAE>., om6r.11c;· {8uaot­.· KO'tlK ouacrµ6c;j.

pr.inciple of duality, apxl'J 'tfjc; 1>ua-8LKOH11:0c;· { apxiJ 'tOU l>uacr~lOU }.

duality in dynamic programming, OlHO'tT}c; {8uaot1COT.flc;] T.OU 8u­vaµtKOU npoypa~tµtcr~tou.

duality in linear programming, otr.­'tO'tTJc; /oua81K6r.11c; ] r.ou ypaµ­~nKou npoypa~iµtcrµou .

duality principle, 8uacrµtKi'] UPXll" { apxiJ 'tfjc; 8ua8tK6n1r.oc;· ap­XiJ 'tou ouacrµou].

duality theorem, MAE>., 0s6:Jp11µa 'tfjc; OuaOtKOT.flT.oc;.

Poincare duality theorem, 0soop11µa 1>ual>tK6i:11rnc; wu rlouavKapt.

dualization, MAE>., 8uacr~16c;.

duBois-Reymond (Emil - ), (Atµi­/,wc;) Nr.uµnoua-PsU~tov't ( = ysp­µavoc; <pucrtoA.6yoc;· 1818-1896).

296

duel

duBois-Reymond (Paul David Guy. tave - ), (ITauA.oc; Lia[Jio rou­crr.auoc;) Nrnµnoua-PsUµovr. ( ~ yspµavoc; µa01iµanK6c;) .

duBois-Reymond lemma, A.fjµµa ( r.ou) Nwµrcoua-PsUµ6vr.· [ psU­µovotavov A. fjµµa].

duct, TEXN,, ay(J)y6c;.

duct propulsion, MHXT., aymyffi0T}­crtc;· { UcpUy(J)ytKi'] 7tp6mcrtc;}.

ductile, MHXT., oA.Ktµoc;,oc;,ov ( = av0£1CnK6c; de; nA.fjl;tv 11 nA.11-lCT.tKijv tm[Jupuvcrtv). 2, ME­T AA., oA.Ktµoc;,oc;,ov ( = nou ou­var.at va {;A.JCucr0ij de; . crupµa, nA.syµa, K'tA. ).

ductile structure, MHXT., oA.Ktµov 06µ11µa· {ohtµoc; <popsuc;].

simple ductile structure, 6.TtA.ouv of..KtµOV 1>6µT]µa.

ductile system, MHXT., oA.J<:tµov

deformations of ductile systems, napaµopcpoocrcL<; tii>v 61..Kiµrov cru­crtT]µtii:cov .

ductility, I, MET AA., 6A.Ktµ6r.T}c; ( = tKUVO'tt)c; €mµJ1KUVO"cu>c; ()t' €A.1;c(J)c; npoc; crupµar.orcoiT}crtv, Kr.A..). 2, MHXT., 6A.Ktµ6r.T}c; (= av0cKT.tKO'tllc; de; nA.fjl;tv ft nAllKT.lKl)V em[JupUVcrtV).

ducting, <l> YE., ay(J)ytcrµoc;.

due date (of a note), OIK., ftµspo­µT}via A.f]ssmc; {A.fjl;tc;} (ypaµµa­'tiou).

due!, MAE>., µovoµaxia ( = otµs~ pf:c; µT}Ot:vor.cA.f:c; naiyvwv a­natr.ouv XPOVtO"~lOV T.WV anoq><i­crscov).

noisy duel, 0opuS11i:P, µovoµaxia.

silent duel , a0opuSi1w; ~LOVO~LUXia.

Duhamel

Duhamel (Jean - ), ('Iro<ivv11c;) Nr.u­aµf:A. ( = yuA.A.oc; µa0T}µanK6c;· 1797 - ] 892).

Duhamel's integral, 8uaµsA.tavov 6A.od:ft p(J)µa· {6A.oKA.Tjproµa r.ou Nrnaµ{;A.].

Duhamel's theorem, ouaµsA.tavov 0srop1iµa· {0srop11µa r.ou Nr.ua­µsA. j.

dumbbell, MAE>., aA'tflpostosc;.

dummy; MHXT.MAE>., dK£AtK6c;, f],6v.

dummy; MHXT.MAE>., ciKsA.ov.

dummy antenna, PALi., ctK£At1Ci'] {'t£XVTJ'ti]] Kcpaia .

dum~y bending moment, MHX., clKEAtKi'] 1CUµ7tnKi] pon11.

dummy index, MHXT., ctK£AtK6~ {cr1Ctroo11c;J osiKr.flc;.

dummy instruction, AOrIEM., d-1C£At1Ci'] EVT.OA f].

dummy load, MHX., dK£AtKOV { d­lCOVtKOV 1 <popr.iov.

dummy load method, MHXT., µ{;-0oooc; r.ou eiKcAtKou <popr.iou.

dumniy load system, MHXT., cru­ITTT}µa dKcAtKOU <popr.iou.

dummy moment, MHX., £LK£Atxi'] ponft.

dummy treatment, MAE>., ETAT., c!KcAtKi'] i:ssr.amc;· { clK£AlKOc; X£tptcrµ6c;j.

dummy variable, MAE>., £iK£At1CYJ {dKOVLKYJ} µ£T.U~ATJT.TJ.

dump, AOrIEM., anocr(J)p£u(J)· { µs­'tacrropcu(J) (nA.11po<poptaK6v 6-Ai:Kov)j.

duopolist competiti1m

dump, AOrIEM., anocrropcucrt~· { µsr.acrropwcric;] .

change dump, aTtocroopsucrL<; [ U1t· cK'tU7to>crtc;} A.6y(!) af..A.ayfjc;.

core dump, = storage dump.

memory dump, µvT]µtKP, aTtocrci>pcu­mc;· [ µvT]µLKTJ µsi:acroopcumc;].

post mortem dump, µsm0avanoc; [ µs0ucri:cpoc;] anocroopcucnc;.

power dump, l>UVUO"IKTJ anomJ>pEU­O"LI;" [l>uvamKP, µsi:acrci>pcumc;].

snapshot dump, emf..EK'tlKTJ ano­croopEUO"LI;" {emf..cK'tLKTJ µc'tUcrropEU­O"L<;j.

; ~'

storage dump, ano0T]KEUnKP, .aTto­croopcumc;· { a7t0011KEU'tLKTJ µi;i:acrci>-p&Ucrt<;}. .

dump check, AOrIEM., anocrropeu­nKi] { µsr.acrropcur.tK1l] i\i;{;A.ey­~ic;.

duodecillion, 1, AMEP., om8sKaKt­crsJCar.oµµupwv. 2, Arr A., si­Kocrt r.ptcreKar.0µ~1upwv.

duodecimal, oco8£KaotK6c;,f],6v.

duodecimal multiplication, 0(J)0£1Ca­ot Koc; 7tOAAU7tAUcrtacrµ6c;.

du~cimal system (of numbers)~ om8sKao1Kov crucrT.1iµa (apt0-µrov).

duodecimal unit, oco8srnotKi'] µo­v<ic;.

duodenary, orooeJCa8tatoc;,a,ov· [8m-0£KUOtK6c;,f],6v 1 ( = ~tf: [J<icr1v 11 pi1;;av 'tO 12).

duodenary notation, om8£KaOt1CYJ {8(J)0£Kaotaia J cr11µst0ypa<pf].

duopolist, OIK., 8uonroA. T}r.f]c;.

duopolist strategies, MHXT.MAE>., ouonroA.taKa crr.pannf]µar.a· {ou­onroA.taKij cr'tpar.T}ytKTJ}.

duopolist competition, OIK., ouo-nroA.taKoc; cruvaymvicrµ6c;.

297

duopolistic situation

duopolistic situation, 8uortrnA.taJCi) JCatlio"tacrti;· [8uortrnA.taJCi) 06-crti;}.

duopoly, OIK., 8uortc0A.10v.

duoprimed word, Aorn:M., 8teµ-rtupoi; Atl;ti;.

duopsonist, OIK. , 8uolj/C:OV1']ti]i;.

duopsonistic, 8uoljlrnvtaJC6i;, i] ,6v.

duopsony, OIK., 8uo1j1c.Ovt0v.

d,uosexadecimal, 8uoJCattptaJCovrn-8tJC6<;, i], 6v· [8tcr8EJCaEl;a8tJC6<;, i], ov} (= ~LE Pacrtv i1 pisav -ro 32).

duotricinary, = duosexadecimal.

J;>.upin (Baron P.C. Franc;ois - ), (Bap&voi; II. K. <l>payJCfoJCoi;) Nturtf;v ( = y6.Uoi; oiJCoµovo­A6yoi;· 1784 - 1873).

Dupin's cyclide, 8oumvtavi) JCu­K'A.tSi]i;· { JCulCA.t81'Ji; tou Ntu­rtev } .

Dupin's indicatrix (of a surface at a point), 8ourttvtavl] OEilCtpta (bwpavEiai; Ei'.i; n crl]µEtov)· {8EiKtpta mu Nturtev}.

Dupin's theorem, 8oumvtavov 0Ew­PlJµa· [0EcOpl]µa '!OU Ntu7tEV}.

duplex, TEXN., 8t8uµon6i;,i],6v· [ <iµq>t tam6xpovoi;,oi;,ov· 8t tt6i;, i],6v].

half-duplex service, i]µ101ouµro•iJ [ i]µiaµcp1 •au•6xpovoc, j e~um1 phri­O'LC, ( = aµcp[XPOVOC, aA.A.U µi] 't'UU't'O­XPOVOC, E~UltT] PE't'T]O'LC,).

duplex operation, AOrI~M., 8t­Suµc:otl] [ <i~tq>t taUt6XPovoi;] A.Et­rnupyl]crti;.

duplicate, I, StrtA.oturt&. 2, &vn-

298

dyad

ypacprn. 3, 7t0AU'tU7t&. 4, MA0., StrtA.acrilisc:o. '

duplicate, I. 8trtA.oui;, fj,ouv ( = <irto Mo µeplJ, el<; Mo <iv-r(ypacpa, Kt A.). 2, 8trtA.6turtoi;,oi;,ov.

duplicate, 8mA.6turtov· [ <ivr:i ypa-q>ov].

in duplicate, de, omA.ouv.

dublicate a cube, 8trtA.acrtlism (r:ov) Ku Pov.

duplicate proportion, 8mA.fj &va­A.oyfa.

duplicate ratio, SmA.oui; A6yoi;.

duplicating machine, rtoA.uypaq>tlCTJ µlJxavi]· {rtoMypacpoi;].

duplication, 1, 8mA.oturtia· {rtoA.u­turtia"rroA.uypliq>l]crti;]. 2, MA0., 8 t rtA.acrtacrµ6i;.

duplication check, &va8trtA.rnnJCi) [8trtA.fj) tl;tAeyl;ti;.

duplication of the . cube, . MA0., 8mA.acrtacrµoi; mu JC6Pou.

duration, StlipJCeta· fxpovtJCl) 8tap­Keta }.

pulse duration, JtaAµtKi] ouipKelU' [016.pKeta wu ita.A.µou].

time duration (of pressure), xpo­VtKi] 016.pKeta (•fie, mfoi:roc,).

duration of velocity, 8tlipKeta tfj<; -raxuvcrcrni;.

duty, I, JCa0fjJCov. 2, urtoxperncrti;. 3, TEXN., tl;urtl'] p6t1']crt<;.

duty factor, rtapi:iyrnv ·e9uitripe-ri]­crcrni;.

duty ratio, A.6yoi; tl;urtl]pEti]crerni;.

dyad, MA0. , I, 8u6:i;. 2, 8u6:8wv· [ <ivucrµanJCi) 8u6:i;].

conjugate dyads, cru~uy1'j ouiioia· f O'U~UYeLC, ouaoec,}.

dyadic

dyadic, MA0., oua8tJC6i;;fJ,ov ( = a, t&v 8u6:8o>V' p, t&v 8ua8i­rnv).

dyadic, MA0., 8ua8tJC6v· [Macrµn,] ( = Ci0poicrµa 8ua8irnv).

antisymmetric dyadics, avncruµ­µ&•p1Ka oua.otKU.

conjugate dyadics, O'U~Uyfj OUU· OLKU.

summetric dyadics, cruµµ&tptK<i ou­ao1K6..

dyadic fraction, MA0., C>ua8tJC6v JCA.6:crµa.

dyadic notation, C>ua8tlCTJ crl']µew­ypaq>i]. ~YN.: binary notation).

dying, ~TAT., -rEA.cu-ri]· {&rtoPirn­crti;}.

risk of dying, Kivouvoc, teA.eutfic,· [icrxuc, ti\c, 0vriO"Lµ6trirnc,J .

dynamic, 8uvaµtJC6<;,i],6v.

dynamic action, 8uva~nJCi) C>pficrti;.

dynamic amplification, MHX., Su-vaµtKTJ ertEvicrxucrti;.

dynamic amplification effects, ertE­vepyEta -rfji; C>uvuµtJCfj<; S7tEVL­crx.ucrerni;· [ &rtotEA.foµuta tfj<; SuvuµtKfj<; ertEvicrxucrec:oi;].

dynamic approach (to a problem), 8uvuµtKTJ &vttµEtwmcrti; {8u­vaµtJC6<; X.Etptcrµ6i;} (£voi; rtpo­PA.iJµur:oi;}.

dynamic balance, MHX., Suvu~nJCl) icrocrtu0µia.

dynamic behavior, MHX., Suvuµi­lCTJ 8iai1u· [8uvuµtKlJ cruµrtept­q>opa}.

dynamic behavior of a structure, 8uva~tt1CTJ Si at tu (mu) Soµi]µa­rni;· [8uvaµtJCl] cruµrtEptq>opu (wu) cpopf.c:oi;].

dynamic model

theory of dynamic behavior of Structures, 0erop[a. tfic, ouvaµtKi\C, 01a.itric, trov cpoperov.

dynamic characteristics, MHX., Su­vaµtJCa x.upaJCtl]ptcrnJCa.

dynamic couple, MHX., SuvaµtJCoV seuyoi;.

resultant dynamic couple, cruv1-crt6.µevov ouvaµtKOV ~euyoc,.

dynamic distortion, MHX., Suva­µtKTJ 8tacrtpo<pf].

dynamic distortion in structures, SuvaµtKTJ Stucrtpoq>i) t&v 80-µl']µatc:ov.

dynamic distribution, MHX., Suva­µtJCl) lCU'tUVOµij.

method of dynamic distributions, µe0oooc, tIDV ouvaµtKIDV KUtavoµrov.

dynamic disturbance, MHX., Su­vaµtKlJ Statapax.iJ.

(modern) structure designed to resist dynamic disturbances, (cruy­XPOvoc,) cpop&uc, av0eKtLKOC, de, tUC, ouvaµLKUC, Otatapaxac,.

dynamic equilibrium, 8uvaµtKTJ i­cropportia.

dynamic friction, MHX. , SuvaµtKTJ tptpf].

dynamic height, Suvaµt JCov [ yern­SuvaµtJCov} uljfo<;.

dynamic influence, MHX., SuvaµtJCi) tmppof].

dynamic load, MHX., SuvaµtJCOY <poptiov.

dynamic memory, AOrJIM., Su­vaµtKTJ µvi]µl].

dynamic meter, 8uvaµtJC6v [ yErn­SuvuµtJCov} µetpov.

dynamic model, MHXT.MA0., Su­vuµtJC6v np6tunov.

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dynamic modulus

dynamic modulus of elasticity, MHX., ouvaµtKov µ6owv f:Aa­<rttK6rriwc;· [ouvaµtKov µs­Tpov i:A.acrnK6TYJT°';].

dynamic moment distribution, MH­XT., ouvaµtKT] KUTavoµT] po­rcfjc;· { KU'tUVOµTJ OUVU~ttKfj<; po­rcfjc;j.

dynamic pressure, MHX., ouva~n­KTJ rcfwic;· [KtVYJHKTJ rcfwtc;]. (LYN.: kinetic pressure).

peak dynamic pressure, atxµ1Ki) o\Jvaµ1Ki] niEcn<;.

dynamic problem, MHX., ouvaµt­Kov rcp6~A.riµa.

analytic(al) aspect of the dynamic problem, avaA.unKi] c'iitO\j/l<; tOU O\J­vaµtKOU npoPA.iJµaw<;.

dynamic programming, AOrILM., OUVUµtKO<; rcpoypa,µµtcrµ6c;.

analytic results in dynamic pro­gramming, UVUf..UUKU E~ayoµEVU tii'>V o\JvaµtKii'>v itpoypaµµtcrµii'>v.

computational techniques for dy­namic programming, A.oy1crµY]nKai tEXVlKUi OUX ouvaµtKOU<; npoypaµ­µ1crµo\J<; .

duality in dynamic programming, O\JUOLKOtT]<; [littt6tT]<;} tOU O\JVUµtKOU npoypaµµ1crµou.

existence and uniqueness proofs for dynamic programming, anooEi­~w; imap~Ero<; Kai µovao1K6t11t0<; Ola ouvaµtKOU<; npoypaµµ1crµou<;.

functional equations for dynamic programming, crnvaptY]<nUKai E~t­crrocrEt<; Ota O\JVUµtKOU<; npoypaµµt­crµou<;.

dynamic-programming formulation of problems, OUVUµtKOTCpoypa,µ­µtKTJ Ota'turcwcrtc; (T&v) rcpo~A.ri­µchwv.

dynamic response, MHX., ouvaµtKT] uvrhastc;.

dynamic response in the post-

300

dynamical electricity

elastic range, MHX.' ouvaµtKfr uvrfrnstc; Kara TO µ1m>A.acrn­Kov l:naµa.

dynamic scale, Y LiPOL\., ouvaµtKfr KA.tµas.

dynamic similarity, MHXT.MA0., OUVUµtKTJ oµOtO'tY]<;.

dynamic stability, MHX., ouvaµtKTJ EUO"'tUElEta.

dynamic storage, Aorn:M., ou• vaµtKTJ urcoElijKwcrtc;.

dynamic strength, MHX., ouvaµtKTJ avwx'f1.

dynamic stresses in a structure, MHXT., ouvaµtKUi 'tUO"Et<; wt> ooµ'f1µawc;.

dynamic subroutine, Aorn:M., ou­vaµtKT] urcocrupµ'f1.

dynamic symmetry, MHX., ouvaµt­KTJ cruµµETpta.

complete dynamic symmetry, EVtE­A.i)<; OUVUµlKTJ cr\JµµEtpia.

dynamic testing, AOrn:M., ouva­µtKoc; ~acravtcrµ6c;· [ouvaµtKi) ~ciaavoc;].

dynamic theory of heat, <l>YL. , OUVUµtKTJ flEWpta Tfj<; €Ji;pµ6-'tl]TO<;.

dynamic unbalance, MHX., ouva­µtKT] ucrrnEJµ[a,· [ouvaµtKTJ UVt­crocr'taElµia ].

dynamic viscosity, MHX., ouvaµt­KTJ y AOtOTYJc;.

dynamic yield point, MHX., ouva­µtKov crr]µEfoV UTCOXWPTJCTEW<;.

dynamical, = dynamic.

dynamical electricity, ouvaµtKO<; 1)­AEK'tptcrµ6c;.

dynamical friction

dynamical friction, = dynamic fric­tion.

dynamical matrix, ouvaµtKOV µl]-'tpEfoV.

dynamical system, ouvaµtKOV cru-crrriµa.

equilibrium of a dynamical system, · · icroppoitia (tou) OUVUµtKOU cr\Jcrti]·

µatO<;. gradient dynamical system, cmy­

KA.tvt<; ouvaµtKOV cr\Jcrt1iµa.

dynamical theory of gases, <l>YL., ouvaµtKTJ EJi;wp[a 'tWV UEptWV.

dynamically, <l>YL., MHX., ouva­µtK&c;.

dynamicaJJy balanced, OUVUµtKffi<; icrocrraEl~ncrµsvoc;, ri ,ov.

dynamically equivalent system, MHX., ouvaµtK&c; icroouvaµov crucr'tr] µa.

dynamics, OUVUµtK'f1. aerodynamics, ai;poouvaµtKTJ . analytical dynamics, avaf..\JnKTJ O\J·

vaµtKi]. applied dynamics, tq>T]pµocrµEVTJ

O\JVUµtKi]. canonical equations of dynamics,

0i;crµtKili f;~wrocret<; ti'\<; o\JvaµtKfj<;. fluid dynamics, pcucrtoo\Jvaµ1Ki] ·

[ o\Jvaµt Ki) tii'>v pcucrtii'>v}. gas dynamics, UEptoO\JVUµtKi]· { o\J­

vaµtKTJ tii'>v ciepirov } . hydrodynamics, UOpOO\JVUµtKTJ. laws of dynamics, v6µot ti'\ <; O\J­

vaµtKf\<;. population dynamics, !:TAT., nA.T]-

0ucrµtaKTJ OUVUµtKfj. rarefied gas dynamics, o\JvaµtKTJ

tii'>V apatroµEV(J}V Uepirov.

dynode

rigid dynamics, crtEp pa o\Jvaµ1Ki]· [ouvaµ1Ki] tii'>v crtEppii'>v crroµatrov ].

rotational dynamics, crtpoq>tKTJ [7tE­ptcrtpoq>tKi]} OUVUµtKfj .

structural dynamics, OOµT]nKi] OU­vaµtKi\ .

transient dynamics, napoo1Kii O\J­vaµtKi\.

dynamics of continuous media, OUVUµtKl'j 'tWV O"UVEKHKWV µs­O"WV.

dynamics of engineering struc­tures, OUVUµtKTJ TWV µY]XUVOTE­XVtKffiV 00µ11µchwv· [ouvaµtKi] r&v KU'tUO"KW&V].

dynamics of fluids, pwcrToouvaµt­K'f1 · [ouvaµtKTJ :r&v pwcrr&v].

dynamics of framed structures, ou­vaµtKl) TWV rcA.atcrtWTffiV Ooµl]­µUTWV.

dynamics of mechanic flight, ouva­~LtKTJ Tfjc; µrixavn::fjc; mijcri>wc;.

dynamics of particles, OUVUµtKT) T&v crwµariwv· [ crwµanaKT] ou~ vaµtKi]].

dynamics of rigid bodies, OUVUµtKT) TWV crri>pp&v crwµcirwv.

dynamics of rotation, ouvaµtKT) 'tWV rcEptcrTpocp&v· [ crrpo<ptKT) ou­vaµtK'f1· TCEptcrtpO<ptKT] OUVUµt­Kll}.

dyne, <l>YL. , OUVlOV ( = µovuc; ouvci­µi>wc;).

dynode, <l>YL. , ouv6otov ( = l)A.EK­rp6otov owri>pwoucrric; £Krcoµ­rcfjc;).

301

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