Hello! I am trying to define UFL to use in the variational formulation. PM = FunctionSpace(mesh, ‘DG’, 0) TM = TensorFunctionSpace(mesh, ‘DG’, 0) u = Function(U) phi0 = Function(PM) k0 = Function™ def strain(u): return sym(grad(u)) def vol_strain(u): return tr(strain(u)) def perm_newton(v…

UFL - conditional for Tensor

Florian.g May 22, 2019, 7:09am 2

I had the same kind of problem.
See this post : Integer part of UFL tensor

Topic		Replies	Views
Inhomogeneous Stiffness Tensor UFL error Errors dolfinx , elasticity	6	80	March 31, 2025
Conditional between a UFL and number General	1	239	April 18, 2023
Syntax around ufl.conditional General	2	673	June 28, 2023
Conditioning Finite-element solution to Non-negative values	5	1388	November 15, 2023
Possible bug on ufl.conditional dolfinx	2	609	March 20, 2023