A multigrid-based preconditioned solver for the Helmholtz equation with a discretization by 25-point difference scheme

Dongsheng Cheng, Zhiyong Liu, Tingting Wu. A multigrid-based preconditioned solver for the Helmholtz equation with a discretization by 25-point difference scheme. Mathematics and Computers in Simulation, 117:54-67, 2015. [doi]

Abstract

Abstract is missing.