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math.NA2023
An A Posteriori Error Estimator for Electrically Coupled Liquid Crystal Equilibrium Configurations
J. H. Adler, D. B. Emerson
This paper derives an a posteriori error estimator for the nonlinear first-order optimality conditions associated with the electrically and flexoelectrically coupled Frank-Oseen mo…
math.NA2023
Parameter-free preconditioning for nearly-incompressible linear elasticity
James H Adler, Xiaozhe Hu, Yuwen Li +1
It is well known that via the augmented Lagrangian method, one can solve Stokes' system by solving the nearly incompressible linear elasticity equation. In this paper, we show that…