# KSPMINRES

This code implements the MINRES (Minimum Residual) method.

### Options Database Keys

see KSPSolve() -

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

Notes: The operator and the preconditioner must be positive definite for this method Reference: Paige & Saunders, 1975.

### See Also

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

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