petsc-3.10.5 2019-03-28
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# PCBDDCSetDofsSplittingLocal

Set index sets defining fields of the local subdomain matrix

### Synopsis

    #include "petscpc.h"
    PetscErrorCode PCBDDCSetDofsSplittingLocal(PC pc,PetscInt n_is, IS ISForDofs[])

Collective

### Input Parameters

| pc | - the preconditioning context
| n_is | - number of index sets defining the fields
| ISForDofs | - array of IS describing the fields in local ordering

### Notes

n_is should be the same among processes. Not all nodes need to be listed: unlisted nodes will belong to the complement field.

### See Also

PCBDDC

### Level

intermediate

### Location

src/ksp/pc/impls/bddc/bddc.c

### Implementations

PCBDDCSetDofsSplittingLocal_BDDC in src/ksp/pc/impls/bddc/bddc.c
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