Compressing the memory variables in constant-Q viscoelastic wave propagation via an improved sum-of-exponentials approximation

DOI10.1016/j.jcp.2024.113326MaRDI QIDQ6615720

Xu Guo, Shidong Jiang, Jiwei Zhang, Yunfeng Xiong

Publication date: 8 October 2024

Published in: Journal of Computational Physics (Search for Journal in Brave)

viscoelasticity fast algorithm fractional derivative rheological model generalized Gaussian quadrature sum-of-exponentials approximation

Mathematics Subject Classification ID

Linear constitutive equations for materials with memory (74D05) Interpolation in approximation theory (41A05) Numerical approximation and evaluation of special functions (33F05) Fractional partial differential equations (35R11) Numerical solution of discretized equations for initial value and initial-boundary value problems involving PDEs (65M22)

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