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cs.CE2023
Minimization of energy functionals via FEM: implementation of hp-FEM
Miroslav Frost, Alexej Moskovka, Jan Valdman
Many problems in science and engineering can be rigorously recast into minimizing a suitable energy functional. We have been developing efficient and flexible solution strategies t…
math.AP2023
Surface penalization of self-interpenetration in linear and nonlinear elasticity
Stefan Krömer, Jan Valdman
We analyze a term penalizing surface self-penetration, as a soft constraint for models of hyperelastic materials to approximate the Ciarlet-Nečas condition (almost everywhere globa…