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math.AP2019
Poincare-Friedrichs Type Constants for Operators Involving grad, curl, and div: Theory and Numerical Experiments
Dirk Pauly, Jan Valdman
We give some theoretical as well as computational results on Laplace and Maxwell constants. Besides the classical de Rham complex we investigate the complex of elasticity and the c…
math.AP2019
Numerical approximation of von Kármán viscoelastic plates
Manuel Friedrich, Martin Kružík, Jan Valdman
We consider metric gradient flows and their discretizations in time and space. We prove an abstract convergence result for time-space discretizations and identify their limits as c…