petsc-3.13.6 2020-09-29
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KSPBCGSLSetPol

Sets the type of polynomial part will be used in the BiCGSTab(L) solver.

Synopsis

#include "petscksp.h" 
PetscErrorCode  KSPBCGSLSetPol(KSP ksp, PetscBool uMROR)
Logically Collective on ksp

Input Parameters

ksp - iterative context obtained from KSPCreate
uMROR - set to PETSC_TRUE when the polynomial is a convex combination of an MR and an OR step.

Options Database Keys

-ksp_bcgsl_cxpoly - use enhanced polynomial
-ksp_bcgsl_mrpoly - use standard polynomial

See Also

KSP, KSPBCGSL, KSPCreate(), KSPSetType()

Level

intermediate

Location

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