A Generic MATLAB Toolbox to Approximate PDEs Using Computational Geometry

Fuente: arXiv
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Autori principali: Green, Kiefer, Antil, Harbir
Natura: Preprint
Pubblicazione: 2024
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author Green, Kiefer
Antil, Harbir
author_facet Green, Kiefer
Antil, Harbir
contents This article introduces a general purpose framework and software to approximate partial differential equations (PDEs). The sparsity patterns of finite element discretized operators is identified automatically using the tools from computational geometry. They may enable experimentation with novel mesh generation techniques and could simplify the implementation of methods such as multigrid. We also implement quadrature methods following the work of Grundmann and Moller. These methods have been overlooked in the past but are more efficient than traditional tensor product methods. The proposed framework is applied to several standard examples.
format Preprint
id arxiv_https___arxiv_org_abs_2410_12026
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle A Generic MATLAB Toolbox to Approximate PDEs Using Computational Geometry
Green, Kiefer
Antil, Harbir
Numerical Analysis
This article introduces a general purpose framework and software to approximate partial differential equations (PDEs). The sparsity patterns of finite element discretized operators is identified automatically using the tools from computational geometry. They may enable experimentation with novel mesh generation techniques and could simplify the implementation of methods such as multigrid. We also implement quadrature methods following the work of Grundmann and Moller. These methods have been overlooked in the past but are more efficient than traditional tensor product methods. The proposed framework is applied to several standard examples.
title A Generic MATLAB Toolbox to Approximate PDEs Using Computational Geometry
topic Numerical Analysis
url https://arxiv.org/abs/2410.12026