PCJacobiGetUseAbs#

Determines if the Jacobi preconditioner PCJACOBI uses the absolute values of the diagonal divisors in the preconditioner

Synopsis#

#include "petscpc.h" 
PetscErrorCode PCJacobiGetUseAbs(PC pc, PetscBool *flg)

Logically Collective

Input Parameter#

  • pc - the preconditioner context

Output Parameter#

  • flg - whether to use absolute values or not

See Also#

KSP: Linear System Solvers, PCJACOBI, PCJacobiaSetType(), PCJacobiSetUseAbs(), PCJacobiGetType()

Level#

intermediate

Location#

src/ksp/pc/impls/jacobi/jacobi.c

Implementations#

PCJacobiGetUseAbs_Jacobi() in src/ksp/pc/impls/jacobi/jacobi.c


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Index of all manual pages