Hello everyone, I am trying to extract the diagonal of the stress tensor in UFL format and form a diagonal tensor. Here is my code: from dolfin import * from ufl import diag def epsilon(u): return sym(grad(u)) def sigma(u): return 2.0 * mu * epsilon(u) + lmbda * tr(epsilon(u)) * Identity(2…

About Extracting Diagonal Lines in UFL Format

dokken August 26, 2023, 6:19am 2

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