petsc-3.7.7 2017-09-25
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PCFieldSplitRestrictIS

 Restricts the fieldsplit ISs to be within a given IS.

Synopsis

#include "petscpc.h" 
PetscErrorCode  PCFieldSplitRestrictIS(PC pc,IS isy)

Input Parameters

Level:advanced
Location:src/ksp/pc/impls/fieldsplit/fieldsplit.c
Index of all PC routines
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pc - the preconditioner context + is - the index set that defines the indices to which the fieldsplit is to be restricted