A Multipole Expansion Method for PDE Constrained Problems

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Abstract

It is crucial to choose the appropriate numerical method for treating partial differential equations in shape optimization and control problems. This paper introduces a meshless approach derived from the well-known charge simulation method. Instead of a large number of heuristically located monopoles (i.e. charges or sources), the proposed technique relies on more rigorously located poles with multiplicity. A well-conditioned method is devised by applying basis orthogonalization in this multipole expansion. The basis size is determined by a recursive process of orthogonalization in order to achieve the desired accuracy as shown in the numerical examples.

Original languageEnglish
Title of host publication2022 30th Mediterranean Conference on Control and Automation, MED 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1105-1110
Number of pages6
ISBN (Electronic)9781665406734
DOIs
Publication statusPublished - 2022
Event30th Mediterranean Conference on Control and Automation, MED 2022 - Athens, Greece
Duration: 28 Jun 20221 Jul 2022

Publication series

Name2022 30th Mediterranean Conference on Control and Automation, MED 2022

Conference

Conference30th Mediterranean Conference on Control and Automation, MED 2022
Country/TerritoryGreece
CityAthens
Period28.06.202201.07.2022

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