Aggregation based on graph matching and inexact coarse grid solve for algebraic two grid

DOI10.1080/00207160.2013.821115zbMath1304.65128arXiv1105.3468OpenAlexW2162947735MaRDI QIDQ2921913

Pawan Kumar

Publication date: 14 October 2014

Published in: International Journal of Computer Mathematics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1105.3468

zbMATH Keywords

eigenvalueseigenvectorsiterative methodalgebraic multigridpreconditionersgraph matchingalgebraic two-grid methoddiscontinuous convection-diffusion problemsGalerkin formula

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Boundary value problems for second-order elliptic equations (35J25) Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50) PDEs with low regular coefficients and/or low regular data (35R05) Iterative numerical methods for linear systems (65F10) Linear equations (linear algebraic aspects) (15A06) Preconditioners for iterative methods (65F08)

Related Items (1)

A new aggregation algorithm based on coordinates partitioning recursively for algebraic multigrid method

Cites Work

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