PETSc version 3.16.5
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# PetscSubcommCreate

Create a PetscSubcomm context.

### Synopsis

    #include "petscsys.h"
    PetscErrorCode  PetscSubcommCreate(MPI_Comm comm,PetscSubcomm *psubcomm)

Collective

### Input Parameter

| comm | - MPI communicator

### Output Parameter

| psubcomm | - location to store the PetscSubcomm context

### See Also

PetscSubcommDestroy(), PetscSubcommSetTypeGeneral(), PetscSubcommSetFromOptions(), PetscSubcommSetType(),
PetscSubcommSetNumber()

### Level

advanced

### Location

src/sys/objects/subcomm.c

### Examples

src/ksp/ksp/tutorials/ex73.c.html
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