Amplitude-based Generalized Plane Waves: New Quasi-Trefftz Functions for Scalar Equations in two dimensions
DOI10.1137/20M136791XzbMath1467.65110arXiv2009.05306OpenAlexW3171662749MaRDI QIDQ4994424
Publication date: 18 June 2021
Published in: SIAM Journal on Numerical Analysis (Search for Journal in Brave)
Full work available at URL: https://arxiv.org/abs/2009.05306
Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) Approximation algorithms (68W25) Fundamental solutions, Green's function methods, etc. for boundary value problems involving PDEs (65N80)
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