Vectorizable preconditioners for mixed finite element solution of second-order elliptic problems

DOI10.1080/00207169208804111zbMath0758.65022OpenAlexW2022528141MaRDI QIDQ4021073

Jian Shen, Richard E. Ewing, Panayot S. Vassilevski

Publication date: 17 January 1993

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

Full work available at URL: https://doi.org/10.1080/00207169208804111

zbMATH Keywords

performancepreconditioned conjugate gradient methodvectorizationmixed finite elementincomplete factorizationNumerical resultssecond-order elliptic differential equations

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) Parallel numerical computation (65Y05)

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Discretization schemes of triangular grids ⋮ A finite-difference scheme of second-order accuracy for elliptic equations with discontinuous coefficients ⋮ Multidisciplinary interactions in energy and environmental modeling

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