KSPSYMMLQ#

Implements the SYMMLQ method [PS75].

Notes#

The operator and the preconditioner must be symmetric for this method.

The preconditioner must be POSITIVE-DEFINITE.

Supports only left preconditioning.

References#

PS75

C. C. Paige and M. A. Saunders. Solution of sparse indefinite systems of linear equations. SIAM Journal on Numerical Analysis, 12:617–629, 1975.

See Also#

KSP: Linear System Solvers, KSPCreate(), KSPSetType(), KSPType, KSP

Level#

beginner

Location#

src/ksp/ksp/impls/symmlq/symmlq.c


Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages