Neumann-Neumann-Schur complement methods for Fekete spectral elements

DOI10.1007/s10665-006-9066-xzbMath1110.65113OpenAlexW2116541611MaRDI QIDQ870700

Elena Zampieri, Richard Pasquetti, Francesca Rapetti, Luca F. Pavarino

Publication date: 14 March 2007

Published in: Journal of Engineering Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10665-006-9066-x

zbMATH Keywords

Schur complementnumerical experimentscondition numberHelmholtz equationelliptic problemtriangular spectral element methodFekete nodesNeumann-Neumann preconditionersSimplicial spectral elements

Mathematics Subject Classification ID

Spectral, collocation and related methods for boundary value problems involving PDEs (65N35) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05)

Related Items

Deflation-accelerated preconditioning of the Poisson-Neumann Schur problem on long domains with a high-order discontinuous element-based collocation method, Neumann-Neumann-Schur complement methods for Fekete spectral elements, Overlapping Schwarz preconditioned eigensolvers for spectral element discretizations, Spectral Element Methods on Simplicial Meshes

Uses Software

• 2Dhp90

Cites Work

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