Computational complexity and memory usage for multi-frontal direct solvers used in p finite element analysis

The multi-frontal direct solver is the state of the art for the direct solution of linear systems. This paper provides computational complexity and memory usage estimates for the application of the multi-frontal direct solver algorithm on linear systems resulting from p finite elements. Specifically...

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Main Authors: Calo, Victor, Collier, N., Pardo, D., Paszynski, M.
Format: Conference Paper
Published: 2011
Online Access:http://hdl.handle.net/20.500.11937/51496
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author Calo, Victor
Collier, N.
Pardo, D.
Paszynski, M.
author_facet Calo, Victor
Collier, N.
Pardo, D.
Paszynski, M.
author_sort Calo, Victor
building Curtin Institutional Repository
collection Online Access
description The multi-frontal direct solver is the state of the art for the direct solution of linear systems. This paper provides computational complexity and memory usage estimates for the application of the multi-frontal direct solver algorithm on linear systems resulting from p finite elements. Specifically we provide the estimates for systems resulting from C0 polynomial spaces spanned by B-splines. The structured grid and uniform polynomial order used in isogeometric meshes simplifies the analysis. © 2011 Published by Elsevier Ltd.
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institution Curtin University Malaysia
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spelling curtin-20.500.11937-514962017-09-13T15:41:42Z Computational complexity and memory usage for multi-frontal direct solvers used in p finite element analysis Calo, Victor Collier, N. Pardo, D. Paszynski, M. The multi-frontal direct solver is the state of the art for the direct solution of linear systems. This paper provides computational complexity and memory usage estimates for the application of the multi-frontal direct solver algorithm on linear systems resulting from p finite elements. Specifically we provide the estimates for systems resulting from C0 polynomial spaces spanned by B-splines. The structured grid and uniform polynomial order used in isogeometric meshes simplifies the analysis. © 2011 Published by Elsevier Ltd. 2011 Conference Paper http://hdl.handle.net/20.500.11937/51496 10.1016/j.procs.2011.04.201 http://creativecommons.org/licenses/by-nc-nd/3.0/ fulltext
spellingShingle Calo, Victor
Collier, N.
Pardo, D.
Paszynski, M.
Computational complexity and memory usage for multi-frontal direct solvers used in p finite element analysis
title Computational complexity and memory usage for multi-frontal direct solvers used in p finite element analysis
title_full Computational complexity and memory usage for multi-frontal direct solvers used in p finite element analysis
title_fullStr Computational complexity and memory usage for multi-frontal direct solvers used in p finite element analysis
title_full_unstemmed Computational complexity and memory usage for multi-frontal direct solvers used in p finite element analysis
title_short Computational complexity and memory usage for multi-frontal direct solvers used in p finite element analysis
title_sort computational complexity and memory usage for multi-frontal direct solvers used in p finite element analysis
url http://hdl.handle.net/20.500.11937/51496