A note on the singular linear system of the generalized finite element methods

Durkbin Cho

doi:10.1016/j.amc.2011.01.070

A note on the singular linear system of the generalized finite element methods

Durkbin Cho

Department of Mathematics

Research output: Contribution to journal › Article › peer-review

3 Scopus citations

Abstract

We characterize the kernel of the global stiffness matrix in the singular linear system of the generalized finite element methods (GFEM) which uses the classical finite element (FE) shape functions and local approximation space of harmonic polynomials.

Original language	English
Pages (from-to)	6691-6699
Number of pages	9
Journal	Applied Mathematics and Computation
Volume	217
Issue number	15
DOIs	https://doi.org/10.1016/j.amc.2011.01.070
State	Published - 1 Apr 2011

Keywords

Generalized finite element methods
Multilinear operator
Singular linear system

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10.1016/j.amc.2011.01.070

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abstract = "We characterize the kernel of the global stiffness matrix in the singular linear system of the generalized finite element methods (GFEM) which uses the classical finite element (FE) shape functions and local approximation space of harmonic polynomials.",

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author = "Durkbin Cho",

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KW - Multilinear operator

KW - Singular linear system

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A note on the singular linear system of the generalized finite element methods

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Keywords

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