petsc-master 2020-11-24
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KSPMINRES

This code implements the MINRES (Minimum Residual) method.

Options Database Keys

see KSPSolve()

Notes

The operator and the preconditioner must be symmetric and the preconditioner must be positive definite for this method. Supports only left preconditioning.

Reference: Paige & Saunders, 1975.

Contributed by: Robert Scheichl: maprs@maths.bath.ac.uk

See Also

KSPCreate(), KSPSetType(), KSPType (for list of available types), KSP, KSPCG, KSPCR

Level

beginner

Location

src/ksp/ksp/impls/minres/minres.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages