euler coordinates - university of evansvillefaculty.evansville.edu/ck6/encyclopedia/euler...

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Euler Coordinates The Euler coordinate system is introduced here as an orthogonal coordinate system in which the Euler line is the x-axis, the orthic axis is the y-axis, and the origin is X(468). The positive direction on the x-axis is that of the vector X(468)-to-X(2) ; the positive direction of y-axis is that of the vector X(468)-to-X(16272) when (b-c)(c-a)(a-b) is positive, otherwise that of the vector X(468)-to-X(16309). If P = (u : v : w) (barycentric coordination), then the Euler coordinates (xe, ye), of P, are defined by xe = S A u + S B v + S C w ye = -S A (S B -S C )u - S B (S C -S A )v - S C (S A -S B )w. Here xe = kd, where k = (E-8F) 1/2 = 6X(2)X(3)and d is the signed distance from P to the orthic axis. Likewise, ye = kSd, where dis the distance from the Euler line. If P is a triangle center, X, then there exist symmetric function G(a,b,c) and H(a,b,c) and nonsymmetric function K(a,b,c) such that X = G(a, b,c)S 2 +H(a,b,c)+K(a,b,c), Let N = (3G+H)S 2 +$K$, the Euler coordinates of X are then given by xe = [(EG+FG+3FH)S 2 +$K$]/N ye = - [$S A (S B -S C )K$]/N In particular, for X on the Euler line, K(a,b,c) = 0 and (G, H) are the Shinagawa coefficients for X. If X is not on the Euler line, then X is classed according to the denominator N shown just above. If X is indexed in ETC as X(n), then the Euler coordinates of X are written as ( xe(n), ye(n) ). As an example of a class, Table 1 Euler coordinates (xe(n), 0) of X(n) in N=S 2 -class, on the Euler line, Shinagawa coefficients (G(n), H(n)), and GXe(n) =xe(2)xe(n)/(E-8F) X(n) xe(n) (G(n), H(n))S 2 GXe(n) X(2) (E+F)/3 (1, 0)/3 0

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Page 1: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

Euler Coordinates

The Euler coordinate system is introduced here as an orthogonal coordinate system in

which the Euler line is the x-axis, the orthic axis is the y-axis, and the origin is X(468).

The positive direction on the x-axis is that of the vector X(468)-to-X(2) ; the positive

direction of y-axis is that of the vector X(468)-to-X(16272) when (b-c)(c-a)(a-b) is positive,

otherwise that of the vector X(468)-to-X(16309).

If P = (u : v : w) (barycentric coordination), then the Euler coordinates (xe, ye), of P,

are defined by

xe = SAu + SBv + SCw

ye = -SA(SB-SC)u - SB(SC-SA)v - SC(SA-SB)w.

Here xe = kd, where k = (E-8F)1/2

= 6∣X(2)X(3)∣ and d is the signed distance from P

to the orthic axis. Likewise, ye = kSd’, where d’ is the distance from the Euler line.

If P is a triangle center, X, then there exist symmetric function G(a,b,c) and H(a,b,c)

and nonsymmetric function K(a,b,c) such that

X = G(a, b,c)S2+H(a,b,c)+K(a,b,c),

Let N = (3G+H)S2+$K$, the Euler coordinates of X are then given by

xe = [(EG+FG+3FH)S2+$K$]/N

ye = - [$SA(SB-SC)K$]/N

In particular, for X on the Euler line, K(a,b,c) = 0 and (G, H) are the Shinagawa

coefficients for X. If X is not on the Euler line, then X is classed according to the

denominator N shown just above.

If X is indexed in ETC as X(n), then the Euler coordinates of X are written as ( xe(n),

ye(n) ). As an example of a class,

Table 1 Euler coordinates (xe(n), 0) of X(n) in N=S2-class, on the Euler line,

Shinagawa coefficients (G(n), H(n)), and GXe(n) =∣xe(2)xe(n)∣/(E-8F)

X(n) xe(n) (G(n), H(n))S2 GXe(n)

X(2) (E+F)/3 (1, 0)/3 0

Page 2: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(3) (E-2F)/2 (1, -1)/2 1/6

X(4) 3F (0, 1) - 1/3

X(5) (E+4F)/4 (1, 1)/4 - 1/12

X(20) (E-5F) (1, -2) 2/3

X(30) ∞ (1, -3) ----

X(140) 3E/8 (3, -1)/8 1/24

X(376) (2E-7F)/3 (2, -3)/3 1/3

X(381) (E+10F)/6 (1, 3)/6 - 1/6

X(382) (-E+14F)/2 (-1, 5)/2 - 5/6

X(546) (E+16F)/8 (1, 5)/8 - 5/24

X(547) (7E+16F)/24 (7, 3)/24 - 1/24

X(548) (5E-16F)/8 (5, -7)/8 7/24

X(549) (5E-4F)/12 (5, -3)/12 1/12

X(550) 3(E-4F)/4 (3, -5)/4 5/12

X(631) (2E-F)/5 (2, -1)/5 1/15

X(632) (7E+4F)/20 (7, -1)/20 1/60

X(1656) 3(E+2F)/10 (3, 1)/10 - 1/30

X(1657) 3(E-6F)/2 (3, -7)/2 7/6

X(3090) (2E+5F)/7 (2, 1)/7 - 1/21

X(3091) (E+7F)/5 (1, 2)/5 - 2/15

X(3146) (-E+11F) (-1, 4) - 4/3

X(3522) (3E-9F)/5 (3, -4)/5 4/15

X(3523) 3(E-F)/7 (3, -2)/7 2/21

X(3524) (4E-5F)/9 (4, -3)/9 1/9

X(3525) (4E+3F)/11 (4, -1)/11 1/33

X(3526) (5E+2F)/14 (5, -1)/14 1/42

X(3528) (4E-11F)/7 (4, -5)/7 5/21

X(3529) (2E-13F) (2, -5) 5/3

X(3530) (7E-8F)/16 (7, -5)/16 5/48

X(3533) (6E+3F)/17 (6, -1)/17 1/51

X(3534) (5E-22F)/6 (5, -9)/6 1/2

X(3543) (-E+17F)/3 (-1, 6)/3 - 2/3

X(3544) (4E+19F)/17 (4, 5)/17 - 5/51

X(3545) (2E+11F)/9 (2, 3)/9 - 1/9

X(3627) (-E+20F)/4 (-1, 7)/4 - 7/12

Page 3: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(3628) (5E+8F)/16 (5, 1)/16 - 1/48

X(3830) (-E+26F)/6 (-1, 9)/6 - 1/2

X(3832) (E+13F)/7 (1, 4)/7 - 4/21

X(3839) (E+19F)/9 (1, 6)/9 - 2/9

X(3843) (E+22F)/10 (1, 7)/10 - 7/30

X(3845) (E+28F)/12 (1, 9)/12 - 1/4

X(3850) 3(E+8F)/16 (3, 7)/16 - 5/48

X(3851) (3E+18F)/14 (3, 5)/14 - 5/42

X(3853) (-E+32F)/8 (-1, 11)/8 -11/24

X(3854) 3(E+9F)/17 (3, 8)/17 - 8/51

X(3855) (2E+17F)/11 (2, 5)/11 - 5/33

X(3856) (5E+56F)/32 (5, 17)/32 - 17/96

X(3857) (5E+44F)/28 (5, 13)/28 - 13/84

X(3858) 3(E+12F)/20 (3, 11)/20 - 11/60

X(3859) (7E+64F)/40 (7, 19)/40 - 19/120

X(3860) (7E+88F)/48 (7, 27)/48 - 9/48

X(3861) (E+40F)/16 (1, 13)/16 - 13/48

X(5054) (7E-2F)/18 (7, -3)/18 1/18

X(5055) (5E+14F)/18 (5, 3)/18 - 1/18

X(5056) 3(E+3F)/11 (3, 2)/11 - 2/33

X(5059) 3(E-7F) (3, -8) 8/3

X(5066) (5E+32F)/24 (5, 9)/24 - 1/8

X(5067) (4E+7F)/13 (4, 1)/13 - 1/39

X(5068) 3(E+5F)/13 (3, 4)/13 - 4/39

X(5070) (7E+10F)/22 (7, 1)/22 - 1/66

X(5071) (4E+13F)/15 (4, 3)/15 - 1/15

X(5072) (5E+26F)/22 (5, 7)/22 - 7/66

X(5073) 3(-E+10F)/2 (-3, 11)/2 - 11/6

X(5076) (-E+38F)/10 (-1, 13)/10 - 13/30

X(5079) (7E+22F)/26 (7, 5)/26 - 5/78

X(7486) (5E+11)/17 (5, 2)/17 - 2/51

X(8703) (7E-20F)/12 (7, -9)/12 1/4

X(10109) (13E+40F)/48 (13, 9)/48 - 1/16

X(10124) (17E+8F)/48 (17, -3)/48 1/48

X(10299) (6E-9F)/13 (6, -5)/13 5/39

Page 4: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(10303) (5E-F)/13 (5, -2)/13 2/39

X(10304) (5E-13F)/9 (5 -6)/9 2/9

X(11001) (4E-23F)/3 (4, -9)/3 1

X(11539) (13E+4F)/36 (13, -3)/36 1/36

X(11540) (35E+8F)/96 (35, -9)/96 1/32

X(11541) (-4E+35F) (-4, 13) - 13/3

X(11737) (11E+56F)/48 (11, 15)/48 - 5/48

X(11812) (19E-8F)/48 (19, -9)/48 1/16

X(12100) (11E-16F)/24 (11, -9)/24 1/8

X(12101) (-E+80F)/24 (-1, 27)/24 - 3/8

X(12102) (-E+56F)/16 (-1, 19)/16 - 19/48

X(12103) (7E-32F)/8 (7, -13)/8 13/24

X(12108) (13E-8F)/32 (13, -7)/32 7/96

X(12811) (7E+40F)/32 (7, 11)/32 - 11/96

X(12812) (11E+32F)/40 (11, 7)/40 - 7/120

X(14093) (17E-46F)/30 (17, -21)/30 7/30

X(14269) (E+46F)/18 (1, 15)/18 - 5/18

X(14869) (11E-4F)/28 (11, -5)/28 5/84

X(14890) (55E-8F)/144 (55, -21)/144 7/144

X(14891) (23E-40F)/48 (23, -21)/48 7/48

X(14892) (17E+80F)/72 (17, 21)/72 - 7/72

X(14893) (E+64F)/24 (1, 21)/24 - 7/24

X(15022) (5E+17F)/19 (5, 4)/19 4/57

X(15640) (-5E+49F)/3 (-5, 18)/3 - 2

X(15681) (7E-38F)/6 (7, -15)/6 5/6

X(15682) (-2E+25F)/3 (-2, 9)/3 - 1

X(15683) (5E-31F)/3 (5, -12)/3 4/3

X(15684) (-5E+58F)/6 (-5, 21)/6 - 7/6

X(15685) (11E-70F)/6 (11, -27)/6 3/2

X(15686) (11E-52F)/12 (11, -21)/12 7/12

X(15687) (-E+44F)/12 (-1, 15)/12 - 5/12

X(15688) (11E-34F)/18 (11, -15)/18 5/18

X(15689) (13E-50F)/18 (13, -21)/18 7/18

X(15690) (17E-64F)/24 (17, -27)/24 3/8

X(15691) (19E-80F)/24 (19, -33)/24 11/24

Page 5: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(15692) (7E-11F)/15 (7, -6)/15 2/15

X(15693) (13E-14F)/30 (13, -9)/30 1/10

X(15694) (11E+2F)/30 (11, -3)/30 1/30

X(15695) (19E-62F)/30 (19, -27)/30 3/10

X(15696) (7E-26F)/10 (7, -11)/10 11/30

X(15697) (11E-43F)/15 (11, -18)/15 2/5

X(15698) (10E-17F)/21 (10, -9)/21 1/7

X(15699) (11E+20F)/36 (11, 3)/36 - 1/36

X(15700) (19E-26F)/42 (19, -15)/42 5/36

X(15701) (17E-10F)/42 (17, -9)/42 1/14

X(15702) (8E-F)/21 (8, -3)/21 1/21

X(15703) (13E+22F)/42 (13, 3)/42 - 1/42

X(15704) (5E-28F)/4 (5, -11)/4 11/12

X(15705) (13E-23F)/27 (13, -12)/27 4/27

X(15706) (25E-38F)/54 (25, -21)/54 7/54

X(15707) (23E-22F)/54 (23, -15)/54 5/54

X(15708) (11E-7F)/27 (11, -6)/27 2/27

X(15709) (10E+F)/27 (10, -3)/27 1/27

X(15710) (14E-31F)/27 (14, -15)/27 5/27

X(15711) (29E-52F)/60 (29, -27)/60 3/20

X(15712) (9E-12F)/20 (9, -7)/20 7/60

X(15713) (23E-4F)/60 (23, -9)/60 1/20

X(15714) (31E-68F)/60 (31, -33)/60 11/60

X(15715) (16E-29F)/33 (16, -15)/33 5/33

X(15716) (31E-50F)/66 (31, -27)/66 3/22

X(15717) (5E-7F)/11 (5, -4)/11 4/33

X(15718) (29E-34F)/66 (29, -21)/66 7/66

X(15719) (14E-13F)/33 (14, -9)/33 1/11

X(15720) 3(3E-2F)/22 (9, -5)/22 5/66

X(15721) (13E-5F)/33 (13, -6)/33 2/33

X(15722) (43E-38F)/102 (43, -27)/102 1/34

X(15723) (23E+14F)/66 (23, -3)/66 1/66

X(15759) (25E-56F)/48 (25, -27)/48 3/16

X(16239) (11E+8F)/32 (11, -1)/32 1/96

Page 6: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

Table 2 Euler coordinates (xe(n), ye(n)) of X(n) in N={(E+F)+(3)1/2

S}- class

X(n) xe(n)*N ye(n)*N/(SB-SC)(SC-SA)(SA-SB)

X(13) [{(3)1/2

(E+4F)S}+6S2]/6 -1/2

X(15) [{(3)1/2

(E-2F)S}+6S2]/2 -1/2

X(298) [(E+F){3(E+F)+(3)1/2

S}-6S2]/3 1

X(396) [(E+F){3(E+F)+2(3)1/2

S}+6S2]/6 -1/2

X(616) [{3(E+F)2+(3)

1/2(2E-7F)S}-6S

2]/3 1

X(618) [{6(E+F)2+(3)

1/2(5E-4F)S}- 6S

2]/12 -1/2

X(621) {(E+F)2+2(3)

1/2FS}-2S

2 1

X(623) [{(E+F)2+(3)

1/2(E+4F)S} -2S

2]/4 1/4

X(3180) [-(E+F){3(E+F)-(3)1/2

(2E-7F)S}+12S2]/3 -2

X(5318) 3(3)1/2

FS+S2 -1/2

X(5459) [{2(E+F)2+3(3)

1/2(E+4F)S}+6S

2]/12 -1/4

X(5463) [{4(E+F)2+3(3)

1/2(E-2F)S}-6S

2]/6 -1/2

X(5473) [6(E+F)(E-2F)+(3)1/2

(5E-22F)S}-6S2]/6 1/2

X(5478) [{18(E+F)F+{(3)1/2

(E+28F)S}+6S2]/12 -1/4

X(5611) [(E-2F){-(E+F)+(3)1/2

S}+4S2]/2 -1

X(5617) [(E+F){3(E+2F)+2(3)1/2

S}-6S2]/6 1/2

X(6669) [{6(E+F)2+(3)

1/2(7E+16F)S}+6S

2]/24 -1/8

X(6671) [{2(E+F)2+(3)

1/2ES}+2S

2]/8 -1/8

X(6770) [(E+F){-9F+(3)1/2

S}+6S2]/3 -1

X(6771) [(E+F){3(2E-F)+4(3)1/2

S}+6S2]/12 -1/4

X(7684) [{6(E+F)F+(3)1/2

(E+4F)S}+2S2]/4 -1/4

X(11542) [{(3)1/2

(E+4F)S}+4S2]/4 -1/2

X(13103) [{9(E+F)F- (3)1/2

(E-26F)S}+6S2]/6 -1

X(13350) [{(E+F)(2E-F)+(3)1/2

(E-5F)S}+2S2]/4 1/4

X(14539) [{(E-2F){2(E+F)-(3)1/2

S}-2S2]/2 1/2

X(16001) [{-(E+F)(E-2F)+12(3)1/2

FS}+6S2]/4 -3/4

Table 3 Euler coordinates (xe(n), ye(n)) of X(n) in N={(E+F)-(3)1/2

S}- class

X(n) xe(n)*N ye(n)*N/(SB-SC)(SC-SA)(SA-SB)

X(14) [-{(3)1/2

(E+4F)S}+6S2]/6 -1/2

Page 7: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(16) [{-(3)1/2

(E-2F)S}+6S2]/2 -1/2

X(299) [(E+F){3(E+F)-(3)1/2

S}-6S2]/3 1

X(395) [(E+F){3(E+F)-2(3)1/2

S}+6S2]/6 -1/2

X(617) [{3(E+F)2-(3)

1/2(2E-7F)S}-6S

2]/3 1

X(619) [{6(E+F)2-(3)

1/2(5E-4F)S}- 6S

2]/12 -1/2

X(622) {(E+F)2-2(3)

1/2FS}-2S

2 1

X(624) [{(E+F)2-(3)

1/2(E+4F)S} -2S

2]/4 1/4

X(3181) [-(E+F){3(E+F)+(3)1/2

(2E-7F)S}+12S2]/3 -2

X(5321) -3(3)1/2

FS+S2 -1/2

X(5460) [{2(E+F)2-3(3)

1/2(E+4F)S}+6S

2]/12 -1/4

X(5464) [{4(E+F)2-3(3)

1/2(E-2F)S}-6S

2]/6 -1/2

X(5474) [6(E+F)(E-2F)-(3)1/2

(5E-22F)S}-6S2]/6 1/2

X(5479) [{18(E+F)F-(3)1/2

(E+28F)S}+6S2]/12 -1/4

X(5615) [(E-2F){-(E+F)- (3)1/2

S}+4S2]/2 -1

X(5613) [(E+F){3(E+2F)-2(3)1/2

S}-6S2]/6 1/2

X(6670) [{6(E+F)2- (3)

1/2(7E+16F)S}+6S

2]/24 -1/8

X(6674) [{2(E+F)2- (3)

1/2ES}+2S

2]/8 -1/8

X(6773) [(E+F){-9F- (3)1/2

S}+6S2]/3 -1

X(6774) [(E+F){3(2E-F)- 4(3)1/2

S}+6S2]/12 -1/4

X(7685) [{6(E+F)F- (3)1/2

(E+4F)S}+2S2]/4 -1/4

X(11543) [{-(3)1/2

(E+4F)S}+4S2]/4 -1/2

X(13102) [{9(E+F)F+(3)1/2

(E-26F)S}+6S2]/6 -1

X(13349) [{(E+F)(2E-F)- (3)1/2

(E-5F)S}+2S2]/4 1/4

X(14538) [{(E-2F){2(E+F)+(3)1/2

S}-2S2]/2 1/2

X(16002) [{-(E+F)(E-2F)-12(3)1/2

FS}+6S2]/4 -3/4

Table 4 Euler coordinates (xe(n), ye(n)) of X(n) in N=$a$-class

X(n) xe(n)*$a$ ye(n)*$a$/{-$aSA(SB-SC)$}

X(1) $aSA$ 1

X(8) (E+F)$a$-2$aSA$ - 2

X(10) {(E+F)$a$-$aSA$}/2 - 1/2

X(40) (E-2F)$a$-$aSA$ - 1

X(145) -(E+F)$a$+4$aSA$ 4

Page 8: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(165) {2(E-2F)$a$-$aSA$}/3 - 1/3

X(355) {(E+4F)$a$-2$aSA$}/2 - 1

X(551) {(E+F)$a$+3$aSA$}/6 1/2

X(944) -3F$a$+2$aSA$ 2

X(946) {3F$a$+$aSA$}/2 1/2

X(962) (-E+5F)$a$+2$aSA$ 2

X(1125) {(E+F)$a$+$aSA$}/4 1/4

X(1385) {(E-2F)$a$+2$aSA$}/4 1/2

X(1482) {(-E+2F)$a$+4$aSA$}/2 2

X(1483) {-(E+4F)$a$+8$aSA$}/4 2

X(1698) {2(E+F)$a$-$aSA$}/5 - 1/5

X(1699) {6F$a$+$aSA$}/3 1/3

X(3241) {-(E+F)$a$+6$aSA$}/3 2

X(3244) {-(E+F)$a$+5$aSA$}/2 5/2

X(3576) {(E-2F)$a$+$aSA$}/3 1/3

X(3579) {3(E-2F)$a$-2$aSA$}/4 - 1/2

X(3616) {(E+F)$a$+2$aSA$}/5 2/5

X(3617) {3(E+F)$a$-4$aSA$}/5 - 4/5

X(3621) 3(E+F)$a$-8$aSA$ - 8

X(3622) {(E+F)$a$+4$aSA$}/7 4/7

X(3623) {-(E+F)$a$+8$aSA$}/5 8/5

X(3624) {2(E+F)$a$+$aSA$}/7 1/7

X(3625) {3(E+F)$a$-7$aSA$}/2 - 7/2

X(3626) {3(E+F)$a$-5$aSA$}/4 - 5/4

X(3632) 2(E+F)$a$-5$aSA$ - 5

X(3633) -2(E+F)$a$+7$aSA$ 7

X(3634) {3(E+F)$a$-$aSA$}/8 - 1/8

X(3635) {-(E+F)$a$+7$aSA$}/4 7/4

X(3636) {(E+F)$a$+5$aSA$}/8 5/8

X(3653) {(5E-4F)$a$+6$aSA$}/18 1/3

X(3654) {(5E-4F)$a$-6$aSA$}/6 - 1

X(3655) {(E-8F)$a$+6$aSA$}/6 1

X(3656) {-(E-8F)$a$+6$aSA$}/6 1

X(3679) {2(E+F)$a$-3$aSA$}/3 - 1

X(3817) {(E+7F)$a$+$aSA$}/6 1/6

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X(3828) {5(E+F)$a$-3$aSA$}/12 - 1/4

X(4297) {(E-5F)$a$+$aSA$}/2 1/2

X(4301) {-(E-5F)$a$+3$aSA$}/2 3/2

X(4668) {4(E+F)$a$-7$aSA$}/5 - 7/5

X(4669) {5(E+F)$a$-9$aSA$}/6 - 3/2

X(4677) {4(E+F)$a$-9$aSA$}/3 - 3

X(4678) {5(E+F)$a$-8$aSA$}/7 - 8/7

X(4691) {5(E+F)$a$-7$aSA$}/8 - 7/8

X(4701) {5(E+F)$a$-11$aSA$}/4 - 11/4

X(4745) {7(E+F)$a$-9$aSA$}/12 - 3/4

X(4746) {7(E+F)$a$-13$aSA$}/8 - 13/8

X(4816) {6(E+F)$a$-13$aSA$}/5 - 13/5

X(5493) {3(E-3F)$a$-3$aSA$}/2 - 3/2

X(5550) {3(E+F)$a$+2$aSA$}/11 2/11

X(5587) {(E+4F)$a$-$aSA$}/3 - 1/3

X(5603) {3F$a$+2$aSA$}/3 2/3

X(5657) {(2E-F)$a$-2$aSA$}/3 - 2/3

X(5690) {3E$a$-4$aSA$}/4 - 1

X(5691) 6F$a$-$aSA$ - 1

X(5731) {(E-5F)$a$+2$aSA$}/3 2/3

X(5734) {-(E-5F)$a$+6$aSA$}/5 6/5

X(5790) {3(E+2F)$a$-4$aSA$}/6 - 2/3

X(5818) {(2E+5F)$a$-2$aSA$}/5 - 2/5

X(5881) (E+4F)$a$-3$aSA$ - 3

X(5882) {-3F$a$+3$aSA$}/2 3/2

X(5886) {(E+4F)$a$+2$aSA$}/6 1/3

X(5901) {(E+4F)$a$+4$aSA$}/8 1/2

X(6361) (2E-7F)$a$-2$aSA$ - 2

X(6684) {(2E-F)$a$+-$aSA$}/4 - 1/4

X(7967) {-3F$a$+4$aSA$}/3 4/3

X(7982) -(E-2F)$a$+3$aSA$ 3

X(7987) {2(E-2F)$a$+$aSA$}/5 1/5

X(7988) {2(E+4F)$a$+$aSA$}/9 1/9

X(7989) {2(E+4F)$a$-$aSA$}/7 - 1/7

X(7991) 2(E-2F)$a$-3$aSA$ - 3

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X(8148) {-3(E-2F)$a$+8$aSA$}/2 4

X(8227) {(E+4F)$a$+$aSA$}/5 1/5

X(9588) {2(2E-F)$a$-3$aSA$}/7 - 3/7

X(9589) -2(E-5F)$a$+3$aSA$ 3

X(9624) {(E+4F)$a$+3$aSA$}/7 3/7

X(9778) {3(E-3F)$a$-2$aSA$}/3 - 2/3

X(9780) {3(E+F)$a$-2$aSA$}/7 - 2/7

X(9812) {-(E-11F)$a$+2$aSA$}/3 2/3

X(9955) {(E+10F)$a$+2$aSA$}/8 1/4

X(9956) {3(E+2F)$a$-2$aSA$}/8 - 1/4

X(10164) {3(E-F)$a$-$aSA$}/6 - 1/6

X(10165) {(2E-F)$a$+$aSA$}/6 1/6

X(10171) {3(E+3F)$a$+$aSA$}/12 1/12

X(10172) {(4E+7F)$a$-$aSA$}/12 - 1/12

X(10175) {(2E+5F)$a$-$aSA$}/6 - 1/6

X(10222) {(-E+2F)$a$+6$aSA$}/4 3/2

X(10246) {(E-2F)$a$+4$aSA$}/6 2/3

X(10247) {-(E-2F)$a$+8$aSA$}/6 4/3

X(10248) {-E+23F)$a$+2$aSA$}/7 2/7

X(10283) {(E+4F)$a$+8$aSA$}/12 2/3

X(10595) {3F$a$+4$aSA$}/5 4/5

X(11224) {-2(E-2F)$a$+7$aSA$}/3 7/3

X(11230) {3(E+2F)$a$+2$aSA$}/12 1/6

X(11231) {(5E+2F)$a$-2$aSA$}/12 - 1/6

X(11278) {-3(E-2F)$a$+10$aSA$}/4 5/2

X(11362) {(2E-F)$a$-3$aSA$}/2 - 3/2

X(11522) {6F$a$+3$aSA$}/5 3/5

X(11531) -2(E-2F)$a$+5$aSA$ 5

X(12245) (2E-F)$a$-4$aSA$ - 4

X(12512) {3(E-3F)$a$-$aSA$}/4 - 1/4

X(12571) {(E+13F)$a$+$aSA$}/8 1/8

X(12645) {3(E+2F)$a$-8$aSA$}/2 - 4

X(12699) {-(E-8F)$a$+2$aSA$}/2 1

X(12702) {3(E-2F)$a$-4$aSA$}/2 - 2

X(13607) {-3F$a$+5$aSA$}/4 5/4

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X(13464) {3F$a$+3$aSA$}/4 3/4

X(13624) {3(E-2F)$a$+2$aSA$}/8 1/4

X(15178) {(E-2F)$a$+6$aSA$}/8 3/4

X(15808) {3(E+F)$a$+5$aSA$}/14 5/14

X(16189) {-2(E-2F)$a$+9$aSA$}/5 9/5

X(16191) {-4(E-2F)$a$+17$aSA$}/9 17/9

X(16192) {4(E-2F)$a$-$aSA$}/7 - 1/7

X(16200) {-(E-2F)$a$+5$aSA$}/3 5/3

Table 5 Euler coordinates (xe(n), ye(n)) of X(n) in N=E-class

X(n) xe(n)*E ye(n)*E/(SB-SC)(SC-SA)(SA-SB)

X(51) {2(E+F)F+2S2}/3 - 1/3

X(52) {-(E2-4F

2)+4S

2}/2 - 1

X(143) {-(E2-4EF-8F

2)+8S

2}/8 - 1/2

X(185) -2(2E-F)F+2S2 - 1

X(373) {2(E+F)2+2S

2}/9 - 1/9

X(389) {-(E-2F)F+2S2}/2 - 1/2

X(568) {-(E2+2EF-8F

2)+8S

2}/6 - 2/3

X(1216) {(3E2+2EF-4F

2)-4S

2}/4 1/2

X(2979) {(3E2-EF-4F

2)-4S

2}/3 2/3

X(3060) {-(E2-3EF-4F

2)+4S

2}/3 - 2/3

X(3567) {(E+4F)F+4S2}/5 - 2/5

X(3819) {(3E2+EF-2F

2)-2S

2}/6 1/6

X(3917) {2(E2-F

2)-3S

2}/3 1/3

X(5446) {-(E2-6EF-4F

2)+4S

2}/4 - 1/2

X(5447) {(5E2-2EF-4F

2)-4S

2}/8 1/4

X(5462) {(E2+2EF+5F

2)+4S

2}/8 - 1/4

X(5562) (E2+2EF-2F

2)-2S

2 1

X(5640) {(E2+5EF+4F

2)+4S

2}/9 - 2/9

X(5650) {(4E2+2EF-2F

2)-2S

2}/3 1/3

X(5876) {(3E2+15EF-8F

2)-8S

2}/4 1

X(5889) -(E2+3EF-4F

2)+4S

2 - 2

X(5890) {-(5E-4F)F+4S2}/3 - 2/3

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X(5891) {(3E2+8EF-4F

2)-4S

2}/6 1/3

X(5892) {(3E2-2EF+4F

2)+4S

2}/12 - 1/6

X(5907) {(E2+5EF-2F

2)-2S

2}/2 1/2

X(5943) {(E2+3EF+2F

2)+2S

2}/6 - 1/6

X(5946) {(E2+8F

2)+8S

2}/12 - 1/3

X(6101) {(5E2-8F

2)-8S

2}/4 1

X(6102) {-(E2+8EF-8F

2)+8S

2}/4 - 1

X(6146) -3(E+2F)F+2S2 - 1

X(6241) -(11E-4F)F+4S2 - 2

X(6243) {-(3E2-2EF-8F

2)+8S

2}/2 - 2

X(6688) {(3E2+5EF+2F

2)+2S

2}/12 - 1/12

X(7998) {(5E2+EF-4F

2)-4S

2}/9 2/9

X(7999) {(4E2+3EF-4F

2)-4S

2}/7 2/7

X(9729) {(E2-3EF+2F

2)+2S

2}/4 - 1/4

X(9730) {(E2-4EF+4F

2)+4S

2}/6 - 1/3

X(9781) {(7E+4F)F+4S2}/7 - 2/7

X(10095) {(E2+12EF+8F

2)+8S

2}/16 - 1/4

X(10110) {(5E+2F)F+2S2}/4 - 1/4

X(10112) {-(E2+5EF+10F

2)+6S

2}/2 - 3/2

X(10116) {-(E2+18EF+20F

2)+12S

2}/4 - 3/2

X(10170) {(5E2+10EF-4F

2)-4S

2}/12 1/6

X(10219) {(7E2+9EF+2F

2)+2S

2}/24 - 1/24

X(10263) {-(3E2-8EF-8F

2)+8S

2}/4 - 1

X(10574) {(E2-7EF+4F

2)+4S

2}/5 - 2/5

X(10575) {(E2-16EF+4F

2)+4S

2}/2 - 1

X(10625) {(3E2-4EF-4F

2)-4S

2}/2 1

X(10627) {(7E2-4EF-8F

2)-8S

2}/8 1/2

X(11002) {-(E2-7EF-8F

2)+8S

2}/9 - 4/9

X(11017) {(9E2+52EF-8F

2)-8S

2}/32 1/8

X(11225) {-(E2+7EF+6F

2)+10S

2}/5 - 1

X(11245) {-4(E+F)F+4S2}/3 - 2/3

X(11264) {-(3E2+28EF+40F

2)+24S

2}/8 - 3/2

X(11381) 2(5E-F)F-2S2 1

X(11412) (2E2+EF-4F

2)-4S

2 2

X(11439) {(E2+21EF-4F

2)-4S

2}/5 2/5

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X(11444) {(3E2+5EF-4F

2)-4S

2}/5 2/5

X(11451) {(3E2+7EF+4F

2)+4S

2}/15 - 2/15

X(11455) {(23E-4F)F-4S2}/3 2/3

X(11459) {(2E2+7EF-4F

2)-4S

2}/3 2/3

X(11465) {(4E2+5EF+4F

2)+4S

2}/17 - 2/17

X(11565) {(3E2-44EF-104F

2)+24S

2}/16 - 3/4

X(11591) {(5E2+12EF-8F

2)-8S

2}/8 1/2

X(11592) {(17E2-12EF-8F

2)-8S

2}/32 1/8

X(11695) {(2E2+EF+2F

2)+2S

2}/8 - 1/8

X(11754) {(4E+9F)F+2S2}/4 - 1/4

X(11750) {(E2-12EF-28F

2)+4S

2}/2 - 1

X(11793) {(2E2+3EF-2F

2)-2S

2}/4 1/4

X(12002) {-(3E2-30EF-12F

2)+12S

2}/16 - 3/8

X(12006) {(3E2-4EF+8F

2)+8S

2}/16 - 1/4

X(12022) {-3(E+4F)F+4S2}/3 - 2/3

X(12024) {-3(2E+5F)F+5S2}/3 - 5/6

X(12045) {(11E2+13EF+2F

2)+2S

2}/36 - 1/36

X(12046) {(15E2+44EF+8F

2)+8S

2}/64 - 1/16

X(12111) (E2+9EF-4F

2)-4S

2 2

X(12134) {(E2+10EF+12F

2)-4S

2}/2 1

X(12162) {(E2+12EF-4F

2)-4S

2}/2 1

X(12241) -3F2+S

2 - 1/2

X(12278) (E2+5EF+28F

2)-4S

2 2

X(12279) (E2-19EF+4F

2)+4S

2 - 2

X(12289) -(7E-32F)F+4S2 - 2

X(12290) (17E-4F)F-4S2 2

X(12370) {-(E2+4EF+24F

2)+8S

2}/4 - 1

X(12897) {-(E2-10EF+28F

2)+4S

2}/4 - 1/2

X(13142) {-(E2-EF+4F

2)+4S

2}/2 - 1

X(13292) {-(E2+6EF-4F

2)+8S

2}/4 - 1

X(13340) {(7E2-10EF-8F

2)-8S

2}/6 2/3

X(13348) {(3E2-5EF-2F

2)-2S

2}/4 1/4

X(13363) {(5E2+4EF+8F

2)+8S

2}/24 - 1/6

X(13364) {(3E2+20EF+8F

2)+8S

2}/24 - 1/6

X(13382) {-3(3E-2F)F+6S2}/4 - 3/4

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X(13403) {(E-14F)F+2S2}/2 - 1/2

X(13419) {(11E+14F)F-2S2}/2 1/2

X(13421) {-(9E2-12EF-24F

2)+24S

2}/8 - 3/2

X(13451) {-(E2-24EF-16F

2)+16S

2}/24 - 1/3

X(13470) {(3E2-20EF-56F

2)+8S

2}/8 - 1/2

X(13474) {(13E-2F)F-2S2}/2 1/2

X(13491) {(E2-24EF+8F

2)+8S

2}/4 - 1

X(13568) -(E-5F)F+S2 - 1/2

X(13570) {(E2+21EF+2F

2)+2S

2}/12 - 1/12

X(13598) {-(E2-7EF-2F

2)+2S

2}/2 - 1/2

X(13630) {(E2-12EF+8F

2)+8S

2}/8 - 1/2

X(14128) {(7E2+20EF-8F

2)-8S

2}/16 1/4

X(14449) {-(5E2-8EF-16F

2)+16S

2}/12 - 1

X(14516) (E2+7EF+12F

2)-4S

2 2

X(14531) -2(E2+EF-3F

2)+6S

2 - 3

X(14641) {(3E2-26EF+4F

2)+4S

2}/4 - 1/2

X(14831) {-(E2+4EF-6F

2)+6S

2}/3 - 1

X(14845) {(3E2+16EF+4F

2)+4S

2}/18 - 1/9

X(14855) {(3E2-20EF+4F

2)+4S

2}/6 - 1/3

X(15012) {(E2-5EF+6F

2)+6S

2}/8 - 3/8

X(15028) {(3E2+EF+4F

2)+4S

2}/13 - 2/13

X(15030) {(E2+8EF-2F

2)-2S

2}/3 1/3

X(15043) (E2-EF+4F

2)+4S

2 - 2/7

X(15060) {(5E2+24EF-8F

2)-8S

2}/12 1/3

X(15067) {(7E2+8EF-8F

2)-8S

2}/12 - 1/3

X(15072) {(E2-13EF+4F

2)+4S

2}/3 - 2/3

X(15305) {(E2+15EF-4F

2)-4S

2}/3 2/3

X(15606) {(4E2+EF-6F

2)-6S

2}/4 3/4

X(15644) {(2E2-3EF-2F

2)-2S

2}/2 1/2

X(15807) {(E2+20EF-56F

2)+8S

2}/16 - 1/4

X(16194) {(E2+24EF-4F

2)-4S

2}/6 1/3

X(16226) {(E2-2EF+6F

2)+6S

2}/9 - 1/3

Table 6 Euler coordinates (xe(n), ye(n)) of X(n) in N =F -class

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X(n) xe(n)*F ye(n)*F/{(SB-SC)(SC-SA)(SA-SB)}

X(64) 2(2E-F)F-S2 1/2

X(68) {(E+2F)(E+4F)-4S2}/4 1/2

X(154) {-2(E+F)F+S2}/3 - 1/6

X(156) {-(E2+12EF+8F

2)+8S

2}/16 - 1/4

X(1147) {-(E2+2EF+4F

2)+4S

2}/8 - 1/4

X(1498) -3EF+S2 - 1/2

X(1853) {4(E+F)F-S2}/3 1/6

X(2883) {-3(E-F)F+S2}/2 - 1/4

X(3167) {-(E+F)(E+2F)+4S2}/6 - 1/3

X(3357) {3(3E-2F)F-2S2}/4 1/4

X(5448) {-(E2+2EF-20F

2)+4S

2}/16 - 1/8

X(5449) {(E2+10EF+12F

2)-4S

2}/16 1/8

X(5654) {-(E+4F)(E-2F)+4S2}/12 - 1/6

X(5656) {-3(2E-F)F+2S2}/3 - 1/3

X(5878) {-(7E-8F)F+2S2}/2 - 1/2

X(5893) {-6(E-3F)F+2S2}/8 - 1/8

X(5894) {(5E-7F)F-S2}/2 1/4

X(5895) -4(E-2F)F+S2 - 1/2

X(5925) 5(E-2F)F-S2 1/2

X(5944) {-(3E2+16EF+28F

2)+16S

2}/28 - 2/7

X(6193) {-(E2+4EF+6F

2)+4S

2}/2 - 1

X(6225) -(7E-5F)F+2S2 - 1

X(6247) {(4E+F)F-S2}/2 1/4

X(6696) {(5E-F)F-S2}/4 1/8

X(6759) {-(5E+2F)F+2S2}/4 - 1/4

X(7689) {(E2+10EF-12F

2)-4S

2}/8 1/4

X(8567) {6(E-F)F-S2}/5 1/10

X(9820) {-(E2-4F

2)+4S

2}/16 1/8

X(9833) {-(5E+8F)F+2S2}/2 - 1/2

X(9927) {(E2+6EF+20F

2)-4S

2}/8 1/4

X(9936) {-(3E2+14EF+8F

2)+12S

2}/4 - 3/2

X(10182) {3(E-2F)F+2S2}/24 - 1/24

X(10192) {-(E+F)F+S2}/6 - 1/12

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X(10193) {(17E-10F)F-2S2}/24 1/24

X(10282) {-3(E+2F)F+2S2}/8 - 1/8

X(10606) {(5E-4F)F-S2}/3 1/6

X(11202) {-(E+10F)F+2S2}/12 - 1/12

X(11204) {(13E-14F)F-2S2}/12 1/12

X(11206) {-5(E+F)F+2S2}/3 - 1/3

X(11411) {(E2+6EF+2F

2)-4S

2}/2 1

X(12038) {-(E2-2EF+12F

2)+4S

2}/16 - 1/8

X(12118) {-(E2+2EF+16F

2)+4S

2}/4 - 1/2

X(12163) {(E2+8EF-8F

2)-4S

2}/4 1/2

X(12164) {-(E2+5EF-2F

2)+4S

2}/2 - 1

X(12250) (8E-7F)F-2S2 1

X(12293) {(E2+4EF+24F

2)-4S

2}/4 1/2

X(12315) {-(13E-2F)F+4S2}/2 - 1

X(12324) (7E+F)F-2S2 1

X(12359) {(7E+4F)F-2S2}/8 1/4

X(12429) {(E2+5EF+10F

2)-4S

2}/2 1

X(13093) {3(5E-2F)F-4S2}/2 1

X(13346) {-(E2-3EF+2F

2)+2S

2}/4 - 1/4

X(13561) {(E+28F)E-8S2}/32 1/8

X(14216) {(7E+4F)F-2S2}/2 1/2

X(14530) {3(3E+2F)F+4S2}/10 - 1/5

X(14852) {(E+4F)2-4S

2}/12 1/6

X(14862) {-3(5E-2F)F+6S2}/16 - 3/16

X(14864) {3(7E+6F)F-6S2}/8 3/8

X(16252) {-(2E-F)F+S2}/4 - 1/8

Table 7 Euler coordinates (xe(n), ye(n)) of X(n) in N = (E-8F)-class

X(n) xe(n)*(E-8F) ye(n)*(E-8F)/{(SB-SC)(SC-SA)(SA-SB)}

X(74) -3(5E-4F)F+4S2 - 2

X(110) (E2+5EF+4F

2)-4S

2 2

X(113) {(E2+8EF-20F

2)-4S

2}/2 1

X(125) -6(E+F)F+2S2 - 1

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X(146) (E2+23EF-32F

2)-8S

2 4

X(265) {-(E2+14EF+40F

2)+8S

2}/2 - 2

X(323) 3(E+F)E-8S2 4

X(399) {3(E+10F)F-16S2}/2 4

X(1495) 6(E+F)F-2S2 1

X(1511) {3(E2+8F

2)-8S

2}/4 1

X(1514) 9(E-2F)F-2S2 1

X(1531) (E2+2EF-26F

2)-2S

2 1

X(1533) -(E2-16EF+10F

2)-2S

2 1

X(1539) {(E2+32EF-104F

2)-8S

2}/4 1

X(1568) (E2-8F

2)-2S

2 1

X(3292) 2(E2+2EF+F

2)-6S

2 3

X(3448) -(E2+17EF+16F

2)+8S

2 - 4

X(3580) -(E2+5EF+4F

2)+4S

2 - 2

X(3581) {-3(E2+2EF-8F

2)+8S

2}/2 - 2

X(5609) {(5E2+40EF+8F

2)-24S

2}/4 3

X(5642) {(2E2+4EF+2F

2)-6S

2}/3 1

X(5655) {(5E2+46EF-40F

2)-24S

2}/6 2

X(5972) {(E2-EF-2F

2)-2S

2}/2 1/2

X(6053) {(4E2+19EF-10F

2)-10S

2}/2 5/2

X(6699) {(E2-22EF+4F

2)+4S

2}/4 - 1/2

X(6723) {(E2-13EF-14F

2)+2S

2}/4 - 1/4

X(7687) {-3(E+10F)F+2S2}/2 - 1/2

X(7728) {(E2+26EF-56F

2)-8S

2}/2 2

X(9140) {-(E2+29EF+28F

2)+12S

2}/3 - 2

X(9143) {(5E2+37EF+32F

2)-24S

2}/3 4

X(10113) {(7E2+8EF-80F

2)+8S

2}/4 - 1

X(10264) {-(E2+44EF+16F

2)+16S

2}/4 - 2

X(10272) {(5E2+16EF-16F

2)-16S

2}/8 1

X(10540) {(E2+18EF+8F

2)-8S

2}/2 2

X(10564) {(3E2-12EF+12F

2)-4S

2}/2 1

X(10620) {-(E2+50EF-32F

2)+16S

2}/2 - 4

X(10706) {(2E2+31EF-52F

2)-12S

2}/3 2

X(10721) 3(7E-20F)F-4S2 2

X(10733) -(E2-EF+52F

2)+4S

2 - 2

Page 18: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(10990) -6(4E-5F)F+6S2 - 3

X(11064) (E2-EF-2F

2)-2S

2 1

X(11693) {(13E2+8EF+76F

2)-36S

2}/18 1

X(11694) {(17E2+16EF+80F

2)-48S

2}/24 1

X(11801) {-(E2+32EF+112F

2)+16S

2}/8 - 1

X(12041) {(E2-40EF+40F

2)+8S

2}/4 - 1

X(12112) 27EF-8S2 4

X(12121) {(3E2-6EF+72F

2)-8S

2}/2 2

X(12244) -3(11E-16F)F+8S2 - 4

X(12295) {-(E2-4EF+76F

2)+4S

2}/2 - 1

X(12308) (5E2+70EF-16F

2)-32S

2 8

X(12317) -(2E2+37EF+8F

2)+16S

2 - 8

X(12383) (2E2+7EF+32F

2)-8S

2 4

X(12900) {{3(E2-2EF-12F

2)-4S

2}/8 1/4

X(12902) {-(3E2+18EF+96F

2)+16S

2}/2 - 4

X(13202) 6(2E-7F)F-2S2 1

X(13392) {(11E2+16EF+32F

2)-32S

2}/16 1

X(13393) {-3(3E2+80EF+32F

2)+96S

2}/16 - 3

X(13399) -2(10E+F)F+6S2 - 3

X(13455) (E2-23EF+12F

2)+4S

2 - 2

X(13857) {2(2E2-5EF-7F

2)-6S

2}/3 1

X(14094) (2E2+25EF-4F

2)-12S

2 6

X(14156) {(3E2-10EF-4F

2)-4S

2}/4 1/2

X(14157) (13E+4F)F-4S2 2

X(14643) {(3E2+6EF-24F

2)-8S

2}/6 2/3

X(14644) {-9(E+4F)F+4S2}/3 - 2/3

X(14677) {(E2-76EF+112F

2)+16S

2}/4 - 2

X(14683) 3(E2+9EF+8F

2)-16S

2 8

X(15021) {(E2-55EF+52F

2)+12S

2}/5 - 6/5

X(15027) {-(E2+62EF+88F

2)+24S

2}/10 - 6/5

X(15035) {(2E2-5EF+20F

2)-4S

2}/3 2/3

X(15041) {(17E2-38EF+80F

2)-16S

2}/6 4/3

X(15044) {-(E2+17EF+124F

2)+12S

2}/7 - 6/7

X(15051) {3(E2-5EF+12F

2)-4S

2}/5 2/5

X(15054) -(E2+35EF-20F

2)+12S

2 - 6

Page 19: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(15055) (E2-25EF+28F

2)+4S

2 - 2

X(15063) (E2+14EF-14F

2)-6S

2 3

X(15088) {3(E2-12EF-40F

2)+16S

2}/16 - 1/4

X(15107) -3(E2-3EF-4F

2)+4S

2 - 2

X(15360) {-(5E2+EF-4F

2)+12S

2}/3 - 2

X(15361) {-(7E2+32EF-56F

2)+24S

2}/12 - 1

X(15362) {-(7E2+14EF+64F

2)+24S

2}/18 - 2/3

X(15448) 3(E+F)F-S2 1/2

X(16003) {-(E2+32EF+4F

2)+12S

2}/2 - 3

X(16111) {(E2-28EF+52F

2)+4S

2}/4 - 1

X(16163) (E2-4EF+22F

2)-2S

2}/2 1

Table 8 Euler coordinates (xe(n), ye(n)) of X(n) in N = (E+F)-class

X(n) xe(n)*(E+F) ye(n)*(E+F)/{(SB-SC)(SC-SA)(SA-SB)}

X(6) S2 - 1

X(69) (E+F)2-2S

2 1

X(141) (E+F)2-S

2 1/4

X(182) {(E+F)(E-2F)+2S2}/4 - 1

X(193) -(E+F)2+4S

2 - 2

X(575) {(E+F)(E-2F)+6S2}/8 - 3/8

X(576) {-(E+F)(E-2F)+6S2}/4 - 3/4

X(597) {(E+F)2+3S

2}/6 - 1/4

X(599) {2(E+F)2-3S

2}/3 1/2

X(1350) (E+F)(E-2F)-S2 1/2

X(1351) {-(E+F)(E-2F)+4S2}/2 - 1

X(1352) {(E+F)(E+4F)-2S2}/2 1/2

X(1353) {-(E+F)(E+4F)+8S2}/4 - 1

X(1992) {-(E+F)2+6S

2}/3 - 1

X(3018) {(E+F)(E+10F)-2S2}/4 1/4

X(3098) {3(E+F)(E-2F)-2S2}/4 1/4

X(3589) {(E+F)2+S

2}/4 - 1/8

X(3618) {(E+F)2+2S

2}/5 - 1/5

X(3619) {3(E+F)2-2S

2}/7 1/7

Page 20: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(3620) {3(E+F)2-4S

2}/5 2/5

X(3629) {-(E+F)2+10S

2}/4 - 5/4

X(3630) {3(E+F)2-7S

2}/2 7/4

X(3631) {3(E+F)2-5S

2}/4 5/8

X(3763) {2(E+F)2-S

2}/5 1/10

X(3818) {(E+F)(E+4F)-2S2}/7 1/7

X(5032) {-(E+F)2+12S

2}/9 - 2/3

X(5050) {(E+F)(E-2F)+4S2}/6 - 1/3

X(5085) {(E+F)(E-2F)+S2}/3 - 1/6

X(5092) {3(E+F)(E-2F)+2S2}/8 - 1/8

X(5093) {-(E+F)(E-2F)+8S2}/6 - 2/3

X(5097) {-(E+F)(E-2F)+10S2}/8 - 5/8

X(5102) {-(E+F)(E-2F)+5S2}/3 - 5/6

X(5476) {(E+F)(E+10F)+6S2}/12 - 1/4

X(5480) {3(E+F)F+S2}/2 - 1/4

X(5921) (E+F)(E+7F)-4S2 2

X(6144) -2(E+F)2+7S

2 - 7/2

X(6329) {(E+F)2+5S

2}/8 - 5/16

X(6776) -3(E+F)F+2S2 - 1

X(8550) {-3(E+F)F+3S2}/2 - 3/4

X(8584) {-(E+F)2+9S

2}/6 - 3/4

X(10168) {(E+F)(7E-2F)+6S2}/24 - 1/8

X(10516) {(E+F)(E+4F)-S2}/3 1/6

X(10519) {(E+F)(2E-F)-2S2}/3 1/3

X(10541) {2(E+F)(E-2F)+3S2}/7 - 3/14

X(11008) -3(E+F)2+10S

2 - 5

X(11160) {5(E+F)2-12S

2}/3 2

X(11178) {(E+F)(5E+14F)-6S2}/12 1/4

X(11179) {(E+F)(E-8F)+6S2}/6 - 1/2

X(11180) {(E+F)(2E+11F)-6S2}/3 1

X(11477) -(E+F)(E-2F)+3S2 - 3/2

X(11482) {-(E+F)(E-2F)+12S2}/10 - 3/5

X(11898) {3(E+F)(E+4F)-8S2}/2 2

X(12007) {-3(E+F)F+5S2}/4 - 5/8

X(12017) {3(E+F))(E-2F)+4S2}/10 - 1/5

Page 21: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(14561) {(E+F)(E+4F)+2S2}/6 - 1/6

X(14810) {5(E+F)(E-2F)-2S2}/8 1/8

X(14848) {(E+F)(E+10F)+12S2}/18 - 1/3

X(14853) {3(E+F)F+2S2}/3 - 1/3

X(14912) {-3(E+F)F+4S2}/3 - 2/3

X(14927) (E+F)(E-11F)+2S2 - 1

X(15069) (E+F)(E-2F)-3S2 3/2

X(15516) {(E+F)(E-2F)+14S2}/16 - 7/16

X(15520) {-(E+F)(E-2F)+14S2}/12 - 7/12

X(15533) {4(E+F)2-9S

2}/3 3/2

X(15534) {7(E+F)2-9S

2}/3 3/2

Table 9 Euler coordinates (xe(n), ye(n)) of X(n) in N = (E+F)2-S

2-class

X(n) xe(n)*N ye(n)*N/{(E+F)(SB-SC)(SC-SA)(SA-SB)}

X(32) (E+4F)S2/2 - 1/2

X(315) (E+F)3-(2E+5F)S

2 1

X(626) {2(E+F)3-3(E+2F)S

2}/4 1/4

X(1975) (E+F)3-3(E-F)S

2 1

X(3933) {2(E+F)3-(5E+2F)S

2}/2 1

X(5254) (E-2F)S2 - 1/2

X(5305) 3ES2/4 - 1/2

X(5306) (E+4F)S2/6 - 1/2

X(5309) (5E-4F)S2/6 - 1/2

X(5346) (7E+4F)S2/10 - 1/2

X(6680) {2(E+F)3-(E-2F)S

2}/8 - 1/8

X(7748) 3(E-4F)S2/2 - 1/2

X(7754) -(E+F)3+(4E+F)S

2 - 2

X(7788) {3(E+F)3-7(E+F)S

2}/3 1

X(7789) {(E+F)3-(2E-F)S

2}/2 1/4

X(7801) {4(E+F)3-9ES

2}/6 1/2

X(7805) {-2(E+F)3+3(3E+2F)S

2}/4 - 5/4

X(7816) {2(E+F)3-5(E-2F)S

2}/4 1/4

X(7817) {(E+F)3-3FS

2}/6 - 1/4

Page 22: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(7818) {4(E+F)3-(7E+16F)S

2}/6 1/2

X(7842) {2(E+F)3-(E+22F)S

2}/4 1/4

X(7851) {(E+F)3+(E-5F)S

2}/5 - 1/5

X(7855) {4(E+F)3-(11E+8F)S

2}/2 5/2

X(7861) {2(E+F)3+(E-14F)S

2}/8 - 1/8

X(7867) {4(E+F)3 -(5E+8F)S

2}/10 1/10

X(7880) {6(E+F)3-(11E+2F)S

2}/12 1/4

X(7881) {3(E+F)3-3(2E+F)S

2}/5 2/5

X(7882) {6(E+F)3-3(5E+6F)S

2}/4 7/4

X(7895) {6(E+F)3-(13E+10F)S

2}/8 5/8

X(9753) {3(E+F)2F+(E+F)S

2}/3 - 1/3

X(11648) (7E-20F)S2/6 - 1/2

X(14614) {-(E+F)3+5(E+F)S

2}/3 - 1

X(14880) {(E+F)3+3ES

2}/3 - 1/2

Table 10 Euler coordinates (xe(n), ye(n)) of X(n) in N = (E+F)2+S

2-class

X(n) xe(n)*N ye(n)*N/{(E+F)(SB-SC)(SC-SA)(SA-SB)}

X(39) 3ES2/2 - 1/2

X(76) (E+F)3-(2E-F)S

2 1

X(194) -(E+F)3+(5E-F)S

2 - 2

X(262) (E+F)2F+(E+F)S

2 - 1/3

X(598) {(E+F)3+3(2E+11F)S

2}/9 - 1/3

X(3095) {-(E+F)3+3(E+F)

2F+(5E+2F)S

2}/2 - 1

X(3934) {2(E+F)3-(E-2F)S

2}/4 1/4

X(5188) {2(E+F)3-6(E+F)

2F-(E+4F)S

2}/2 1/2

X(6194) (E+F)3-2(E+F)

2F-(E+F)S

2 2/3

X(6248) {(E+F)3+3(E+F)

2F-2(E-2F)S

2}/2 1/2

X(6683) {2(E+F)3+(5E+2F)S

2}/8 - 1/8

X(7697) {(E+F)3+(E+F)

2F-(E-2F)S

2}/2 1/3

X(7709) -(E+F)2F+(2E+F)S

2 - 2/3

X(7745) (E+4F)S2 - 1/2

X(7747) (E+16F)S2/2 - 1/2

X(7750) (E+F)3-(E+7F)S

2 1

Page 23: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(7753) (7E+16F)S2/6 - 1/2

X(7756) (5E-16F)S2/2 - 1/2

X(7757) {-(E+F)3+(8E-F)S

2}/3 - 1

X(7762) -(E+F)3+(4E+7F)S

2 - 2

X(7767) {2(E+F)3-3(E+2F)S

2}/2 1

X(7786) {(E+F)3+(4E+F)S

2}/5 - 1/5

X(7802) 2(E+F)3-15FS

2 1

X(7810) {4(E+F)3-3(E+4F)S

2}/6 1/2

X(7811) {3(E+F)3 -(4E+13F)S

2}/3 1

X(7812) {-(E+F)3+3(2E+5F)S

2}/3 - 1

X(7823) -(E+F)3+3(E+5F)S

2 - 2

X(7826) {4(E+F)3-3(3E+4F)S

2}/2 5/2

X(7830) {2(E+F)3+(E-14F)S

2}/4 1/4

X(7837) {-3(E+F)3+13(E+F)S

2}/3 - 2

X(7838) {-2(E+F)3+(11E+14F)S

2}/4 - 5/4

X(7877) -3(E+F)3+(10E+13F)S

2 - 5

X(7890) {-4(E+F)3+3(5E+4F)S

2}/2 - 7/2

X(7893) 3(E+F)3 -(7E+13F)S

2 4

X(7904) {3(E+F)3-(E+13F)S

2}/5 2/5

X(7921) {-(E+F)3+3(3E+5F)S

2}/5 - 4/5

X(9300) 4(E+F)S2/3 - 1/2

X(9466) {4(E+F)3-(5E-4F)S

2}/6 1/2

X(9774) {4(E+F)3-27(E+F)

2F+9(E+F)S

2}/9 - 1/3

X(9821) {3(E+F)3-9(E+F)

2F-3(E+2F)S

2}/2 1

X(10033) {2(E+F)3+27(E+F)

2F-3(E+F)S

2}/9 1/3

X(11055) {-5(E+F)3 +(22E-5F)S

2}/3 - 3

X(11057) {3(E+F)3-(2E+29F)S

2}/3 1

X(11171) {(E+F)3-(E+F)

2F+(7E-2F)S

2}/6 - 1/3

X(11257) -3(E+F)2F+3(E-F)S

2 - 1

X(11272) {(E+F)3+3(E+F)

2F+(7E+4F)S

2}/8 - 1/4

X(13108) {3(E+F)3+3(E+F)

2F-3(3E-2F)S

2}/2 2

X(13334) {(E+F)3-3(E+F)

2F+2(2E-F)S

2}/4 - 1/4

X(14458) {27(E+F)2F-5(E+F)S

2}/3 1

X(14537) (5E+32F)S2/6 - 1/2

X(14711) {8(E+F)3-(19E-8F)S

2}/6 3/2

Page 24: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(14762) {10(E+F)3+3(5E+14F)S

2}/36 - 1/12

X(14881) {-(E+F)3+9(E+F)

2F+(5E+8F)S

2}/4 - 1/2

X(14976) {5(E+F)3-(5E+59F)S

2}/3 2

X(15810) {8(E+F)3+3(E-8F)S

2}/18 1/6

X(15819) {(E+F)3-(E+F)

2F}/2 1/6

Table 11 Euler coordinates (xe(n), ye(n)) of X(n) in N = (E+F)2-3S

2-class

X(n) xe(n)*N ye(n)*N/{(E+F)(SB-SC)(SC-SA)(SA-SB)}

X(98) -3(E+F)2F+(E+F)S

2 - 1

X(99) (E+F)3-(4E-5F)S

2 1

X(114) {(E+F)3+3(E+F)

2F-4(E+F)S

2}/2 1/2

X(115) (E-8F)S2/2 - 1/2

X(147) (E+F)3+6(E+F)

2F-5(E+F)S

2 2

X(148) -(E+F)3+(5E-13F)S

2 - 2

X(187) -(E-8F)S2/2 - 1/2

X(230) 0 - 1/2

X(316) (E+F)3-(2E+11F)S

2 1

X(325) (E+F)3-3(E+F)S

2 1

X(385) -(E+F)3+3(E+F)S

2 - 2

X(620) {2(E+F)3-(7E-2F)S

2}/4 1/4

X(625) {2(E+F)3-(5E+14F)S

2}/4 1/4

X(671) {-(E+F)3+3(2E-7F)S

2}/3 - 1

X(2080) {-(E+F)3+3(E+F)

2F+(E+10F)S

2}/2 - 1

X(2482) {4(E+F)3-3(5E-4F)S

2}/6 1/2

X(5215) {4(E+F)3-3(5E-4F)S

2}/18 - 1/6

X(5461) {2(E+F)3-3(E+10F)S

2}/12 - 1/4

X(5984) -(E+F)3-12(E+F)

2F+7(E+F)S

2 - 4

X(6033) {(E+F)3+3(E+F)

2F-(5E+14F)S

2}/2 1

X(6036) {(E+F)3-3(E+F)

2F-2(E+F)S

2}/4 - 1/4

X(6054) {2(E+F)3+9(E+F)

2F-9(E+F)S

2}/3 1

X(6055) {(E+F)3-9(E+F)

2F}/6 -1/2

X(6321) {-(E+F)3+3(E+F)

2F+(5E-22F)S

2}/2 - 1

X(6390) {2(E+F)3 -(7E-2F)S

2}/2 1

Page 25: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(6721) {3(E+F)3+3(E+F)

2F-10(E+F)S

2}/8 1/8

X(6722) {2(E+F)3-(5E+14F)S

2}/8 - 1/8

X(6781) -3(E-8F)S2/2 - 1/2

X(7779) 3(E+F)3-9(E+F)S

2 4

X(7799) {3(E+F)3-(10E+F)S

2}/3 1

X(7809) {3(E+F)3-(8E+17F)S

2}/3 1

X(7813) 4(E+F)3-(13E+4F)S

2 5/2

X(7840) {5(E+F)3-15(E+F)S

2}/3 2

X(7845) {4(E+F)3 -(11E+20F)S

2}/2 5/2

X(7925) {3(E+F)3-9(E+F)S

2}/5 2/5

X(8591) {5(E+F)3-3(7E-11F)S

2}/3 2

X(8596) {-7(E+F)3+3(11E-25F)S

2}/3 - 4

X(8724) {5(E+F)3+9(E+F)

2F-3(7E-2F)S

2}/6 1

X(8859) {-(E+F)3+3(E+F)S

2}/9 - 2/3

X(9166) {(E+F)3-27FS

2}/3 - 1/3

X(9167) {8(E+F)3-27ES

2}/18 1/6

X(9301) {-3(E+F)3+9(E+F)

2F+(5E+14F)S

2}/2 - 2

X(9862) -9(E+F)2F+(2E+11F)S

2 - 2

X(9880) {-(E+F)3+9(E+F)

2F+6(E-8F)S

2}/6 - 1/2

X(10150) {14(E+F)3-3(13E+22F)S

2}/36 1/12

X(10242) {(E+F)3+(E+F)

2F-(E+22F)S

2}/2 1/3

X(10722) 9(E+F)2F-(E+19F)S

2 1

X(10723) -(E+F)3+6(E+F)

2F+(4E-23F)S

2 - 1

X(10991) {-12(E+F)3+3(E+4F)S

2}/2 - 3/2

X(10992) {3(E+F)3-3(E+F)

2F-12(E-2F)S

2}/2 3/2

X(11054) {-5(E+F)3+9(E-F)S

2}/3 - 3

X(11177) {-(E+F)3-18(E+F)

2F+9(E+F)S

2}/3 - 2

X(11623) {-6(E+F)2F+3(E-2F)S

2}/4 - 3/4

X(11632) {-(E+F)3-9(E+F)

2F+9(E-2F)S

2}/6 - 1

X(12042) {(E+F)3-9(E+F)

2F-(E-8F)S

2}/4 - 1/2

X(12117) {4(E+F)3-9(E+F)

2F-3(5E-13F)S

2}/3 1

X(12118) {-(E+F)3-9(E+F)

2F+(7E-2F)S

2}/2 - 2

X(12243) {-2(E+F)3-9(E+F)

2F+3(4E-5F)S

2}/3 - 2

X(12355) {-7(E+F)3+9(E+F)

2F+3(11E-32F)S

2}/6 - 2

X(13172) 2(E+F)3-3(E+F)

2F-(8E-19F)S

2 2

Page 26: Euler Coordinates - University of Evansvillefaculty.evansville.edu/ck6/encyclopedia/Euler Coordinates... · 2018-03-24 · Euler Coordinates The Euler coordinate system is introduced

X(13188) {3(E+F)3+3(E+F)

2F-(13E-14F)S

2}/2 2

X(13449) {(E+F)3+3(E+F)

2F-2(E+10F)S

2}/2 1/2

X(14061) {(E+F)3-(2E+11F)S

2}/5 - 1/5

X(14148) {6(E+F)3-3(7E-2F)S

2}/4 7/4

X(14568) {-(E+F)3+(4E-5F)S

2}/3 - 1

X(14639) {3(E+F)2F+(E-17F)S

2}/3 - 1/3

X(14651) {-3(E+F)2F+(2E-7F)S

2}/3 - 2/3

X(14692) {5(E+F)3+21(E+F)

2F-(25E-2F)S

2}/2 5

X(14693) {(E+F)3+3(E+F)

2F-(5E-4F)S

2}/8 - 1/4

X(14712) -(E+F)3+(E+19F)S

2 - 2

X(14830) {(E+F)3-27(E+F)

2F+3(E+10F)S

2}/6 - 1

X(14971) {4(E+F)3-9(E+4F)S

2}/18 - 1/6

X(14981) {2(E+F)3+6(E+F)

2F -9ES

2}/2 3/2

X(15300) {8(E+F)3-3(11E-16F)S

2}/6 3/2

X(15301) {6(E+F)3-(23E-22F)S

2}/4 7/4

X(15561) {3(E+F)3+3(E+F)

2F–(11E+2F)S

2}/6 1/3