# PCASMSetSortIndices
Determines whether subdomain indices are sorted. 
## Synopsis
```
#include "petscpc.h" 
PetscErrorCode PCASMSetSortIndices(PC pc, PetscBool doSort)
```
Logically Collective


## Input Parameters

- ***pc  -*** the preconditioner context
- ***doSort -*** sort the subdomain indices





## See Also
 `PCASM`, `PCASMSetLocalSubdomains()`, `PCASMSetTotalSubdomains()`, `PCASMGetSubKSP()`,
`PCASMCreateSubdomains2D()`

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ksp/pc/impls/asm/asm.c.html#PCASMSetSortIndices">src/ksp/pc/impls/asm/asm.c</A>

## Implementations

<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ksp/pc/impls/asm/asm.c.html#PCASMSetSortIndices_ASM">PCASMSetSortIndices_ASM in src/ksp/pc/impls/asm/asm.c</A><BR>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/ksp/pc/impls/asm/asm.c)


[Index of all PC routines](index.md)  
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