KSPSYMMLQ#

This code implements the SYMMLQ method.

Notes#

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

The preconditioner must be POSITIVE-DEFINITE.

Supports only left preconditioning.

Reference#

  • **** -*** Paige & Saunders, Solution of sparse indefinite systems of linear equations, SIAM J. Numer. Anal. 12, 1975.

See Also#

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

Level#

beginner

Location#

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


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