petsc-3.13.6 2020-09-29
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PCISSetSubdomainDiagonalScaling

 Set diagonal scaling for PCIS.

Synopsis

#include "petscpc.h" 
PetscErrorCode PCISSetSubdomainDiagonalScaling(PC pc, Vec scaling_factors)
Not collective

Input Parameters

pc - the preconditioning context
scaling_factors - scaling factors for the subdomain

Notes

Intended to use with jumping coefficients cases.

See Also

PCBDDC

Level

intermediate

Location

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

Implementations

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

Index of all PC routines
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Index of all manual pages