Combining p-multigrid and Multigrid Reduction in Time methods to obtain a scalable solver for Isogeometric Analysis

Article Highlights The use of a p-multigrid method significantly reduces the CPU timings for higher values of the spline degree. The Multigrid Reduction in Time method shows both strong and weak scalability up to 2048 cores. Iteration numbers are independent of the number of time steps, mesh width a...

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Main Authors: Roel Tielen, Matthias Möller, Cornelis Vuik
Format: Article
Language:English
Published: Springer 2022-05-01
Series:SN Applied Sciences
Subjects:
Online Access:https://doi.org/10.1007/s42452-022-05043-7
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author Roel Tielen
Matthias Möller
Cornelis Vuik
author_facet Roel Tielen
Matthias Möller
Cornelis Vuik
author_sort Roel Tielen
collection DOAJ
description Article Highlights The use of a p-multigrid method significantly reduces the CPU timings for higher values of the spline degree. The Multigrid Reduction in Time method shows both strong and weak scalability up to 2048 cores. Iteration numbers are independent of the number of time steps, mesh width and spline degree.
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spelling doaj.art-c52511c113274784ba11406e92c64d8c2022-12-22T03:34:08ZengSpringerSN Applied Sciences2523-39632523-39712022-05-014611310.1007/s42452-022-05043-7Combining p-multigrid and Multigrid Reduction in Time methods to obtain a scalable solver for Isogeometric AnalysisRoel Tielen0Matthias Möller1Cornelis Vuik2Delft Institute of Applied Mathematics, Delft University of TechnologyDelft Institute of Applied Mathematics, Delft University of TechnologyDelft Institute of Applied Mathematics, Delft University of TechnologyArticle Highlights The use of a p-multigrid method significantly reduces the CPU timings for higher values of the spline degree. The Multigrid Reduction in Time method shows both strong and weak scalability up to 2048 cores. Iteration numbers are independent of the number of time steps, mesh width and spline degree.https://doi.org/10.1007/s42452-022-05043-7Multigrid Reduction in TimeIsogeometric Analysisp-multigrid
spellingShingle Roel Tielen
Matthias Möller
Cornelis Vuik
Combining p-multigrid and Multigrid Reduction in Time methods to obtain a scalable solver for Isogeometric Analysis
SN Applied Sciences
Multigrid Reduction in Time
Isogeometric Analysis
p-multigrid
title Combining p-multigrid and Multigrid Reduction in Time methods to obtain a scalable solver for Isogeometric Analysis
title_full Combining p-multigrid and Multigrid Reduction in Time methods to obtain a scalable solver for Isogeometric Analysis
title_fullStr Combining p-multigrid and Multigrid Reduction in Time methods to obtain a scalable solver for Isogeometric Analysis
title_full_unstemmed Combining p-multigrid and Multigrid Reduction in Time methods to obtain a scalable solver for Isogeometric Analysis
title_short Combining p-multigrid and Multigrid Reduction in Time methods to obtain a scalable solver for Isogeometric Analysis
title_sort combining p multigrid and multigrid reduction in time methods to obtain a scalable solver for isogeometric analysis
topic Multigrid Reduction in Time
Isogeometric Analysis
p-multigrid
url https://doi.org/10.1007/s42452-022-05043-7
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