Enhancement of Krylov subspace spectral methods by block Lanczos iteration

zbMath1171.65071MaRDI QIDQ836791

James V. Lambers

Publication date: 8 September 2009

Published in: ETNA. Electronic Transactions on Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/130637

zbMATH Keywords

stabilitynumerical resultsheat equationGaussian quadraturespectral methodsblock Lanczos methodvariable-coefficient

Mathematics Subject Classification ID

Heat equation (35K05) Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs (65M12) Iterative numerical methods for linear systems (65F10) Spectral, collocation and related methods for initial value and initial-boundary value problems involving PDEs (65M70)

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