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ashu28
2007-01-25, 13:04
Hello everyone,

δ(Jσ) = J C: δD
δD = sym(δF.inv(F))

I know this relation and have used it in past to obtain LHS from RHS, but never could figure out how to get C coding it, given I have a total-form constitutive law. It would be a great opportunity to learn as well, for me and everyone else, if someone can provide some insightful steps on as to how should one go about coding this to obtain Jacobian C

I think coding Jacobian is one of the most difficult tasks and this would be highly helpful to everyone using a total form constitutive law


Ashu