Step 1. In ddtPhiCorr(...) call appropriate version of fvcDdtPhiCorr (function #2)

Step 2. In function #2 (fvcDdtPhiCorr). Values of 1A, t , are

given, expression d= old

−U old⋅S

Step 3. In function #3 (fvcDdtPhiCoeff) K c= 1−min [ ∣d∣

∣old∣s

,1]Step 4.

c=

dK c1A1 t