Least-Squares Mixed Finite Element Methods for Non-Selfadjoint Elliptic Problems: II. Performance of Block-ILU Factorization Methods

DOI10.1137/0916065zbMath0840.65109OpenAlexW2047545054MaRDI QIDQ4852595

Panayot S. Vassilevski, A. I. Pehlivanov, Graham F. Carey

Publication date: 30 June 1996

Published in: SIAM Journal on Scientific Computing (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1137/0916065

zbMATH Keywords

numerical experimentspreconditioningapproximate block-factorizationleast squares mixed finite element techniquenon-selfadjoint second-order elliptic problems

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35)

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