PCISSetSubdomainDiagonalScaling#

Set diagonal scaling for PCIS.

Synopsis#

#include "petscpc.h" 
PetscErrorCode PCISSetSubdomainDiagonalScaling(PC pc, Vec scaling_factors)

Logically Collective

Input Parameters#

  • pc - the preconditioning context

  • scaling_factors - scaling factors for the subdomain

Note#

Intended for use with jumping coefficients cases.

See Also#

KSP: Linear System Solvers, PCBDDC, PCNN, PCISScatterArrayNToVecB(), PCISSetSubdomainScalingFactor(), PCISSetUseStiffnessScaling(), PCISReset(), PCISInitialize(), PCISApplyInvSchur(), PCISApplySchur()

Level#

intermediate

Location#

src/ksp/pc/impls/is/pcis.c

Implementations#

PCISSetSubdomainDiagonalScaling_IS() in src/ksp/pc/impls/is/pcis.c


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