Improved convergence estimate for a multiply polynomially smoothed two-level method with an aggressive coarsening.

DOI10.21136/AM.2018.0314-17OpenAlexW2901680861WikidataQ128890803 ScholiaQ128890803MaRDI QIDQ667903

Radek Tezaur, Petr Vaněk

Publication date: 1 March 2019

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

Full work available at URL: https://doi.org/10.21136/am.2018.0314-17

zbMATH Keywords

convergence analysissmoothed aggregationtwo-level methodaggressive coarseningpolynomial smoother

Mathematics Subject Classification ID

Iterative numerical methods for linear systems (65F10) Multigrid methods; domain decomposition for initial value and initial-boundary value problems involving PDEs (65M55)

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