Adaptive multigrid method for numerical solutions of elastic wave equation

Authors:
Bo Han;Xiaoyan Zhou;Jiaqi Liu
Affiliations:
Department of Mathematics, Harbin Institute of Technology, Harbin 150001, China;Department of Mathematics, Harbin Institute of Technology, Harbin 150001, China;Department of Mathematics, Harbin Institute of Technology, Harbin 150001, China
Venue:
Applied Mathematics and Computation
Year:
2002

Citing 3
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Abstract

Finite-element multigrid method is applied to two-dimensional elastic wave equation in frequency domain. To avoid nonsensical increase in computational cost caused by global grid refinement, an adaptive algorithm is designed. Finally, numerical tests are carried out.