Stability and Convergence of HDG Schemes under Minimal Regularity

Fuente: arXiv
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Autori principali: Jiang, Jiannan, Walkington, Noel J., Yue, Yukun
Natura: Preprint
Pubblicazione: 2023
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author Jiang, Jiannan
Walkington, Noel J.
Yue, Yukun
author_facet Jiang, Jiannan
Walkington, Noel J.
Yue, Yukun
contents Convergence and compactness properties of approximate solutions to elliptic partial differential computed with the hybridized discontinuous Galerkin (HDG) are established. While it is known that solutions computed using the HDG scheme converge at optimal rates to smooth solutions, this does not establish the stability of the method or convergence to solutions with minimal regularity. The compactness and convergence results show that the HDG scheme can be utilized for the solution of nonlinear problems and linear problems with non-smooth coefficients on domains with reentrant corners.
format Preprint
id arxiv_https___arxiv_org_abs_2310_18448
institution arXiv
publishDate 2023
record_format arxiv
spellingShingle Stability and Convergence of HDG Schemes under Minimal Regularity
Jiang, Jiannan
Walkington, Noel J.
Yue, Yukun
Numerical Analysis
65N12, 65N30
Convergence and compactness properties of approximate solutions to elliptic partial differential computed with the hybridized discontinuous Galerkin (HDG) are established. While it is known that solutions computed using the HDG scheme converge at optimal rates to smooth solutions, this does not establish the stability of the method or convergence to solutions with minimal regularity. The compactness and convergence results show that the HDG scheme can be utilized for the solution of nonlinear problems and linear problems with non-smooth coefficients on domains with reentrant corners.
title Stability and Convergence of HDG Schemes under Minimal Regularity
topic Numerical Analysis
65N12, 65N30
url https://arxiv.org/abs/2310.18448