A Two-Level Preconditioned Helmholtz Subspace Iterative Method for Maxwell Eigenvalue Problems

Qigang Liang, Xuejun Xu. A Two-Level Preconditioned Helmholtz Subspace Iterative Method for Maxwell Eigenvalue Problems. SIAM J. Numerical Analysis, 61(2):642-674, April 2023. [doi]

Abstract

Abstract is missing.