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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Bibliographic Details
Published in:Journal of computational physics Vol. 400; p. 108971
Main Authors: Guo, Kaihang, Chan, Jesse
Format: Journal Article
Language:English
Published: Cambridge Elsevier Inc 01.01.2020
Elsevier Science Ltd
Subjects:
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
Online Access:Get full text
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