Bernstein-Bézier weight-adjusted discontinuous Galerkin methods for wave propagation in heterogeneous media

•A DG scheme for wave propagation in arbitrary heterogeneous media is presented.•Sparse matrix-based implementation of the Bernstein polynomial multiplication.•Representation of the Bernstein polynomial projection matrix in terms of sparse matrices.•Computational complexity is reduced from O(N2d) to...

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Vydané v:	Journal of computational physics Ročník 400; s. 108971
Hlavní autori:	Guo, Kaihang, Chan, Jesse
Médium:	Journal Article
Jazyk:	English
Vydavateľské údaje:	Cambridge Elsevier Inc 01.01.2020 Elsevier Science Ltd
Predmet:	Algorithms Bernstein Complexity Computational physics Computer simulation Discontinuous Galerkin Galerkin method GPU Heterogeneous media High order Mathematical analysis Multiplication Polynomials Propagation Wave propagation Weight Discontinuous Galerkin Bernstein GPU Heterogeneous media High order
ISSN:	0021-9991, 1090-2716
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