petsc-3.7.3 2016-07-24
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# VecNestGetSubVec

Returns a single, sub-vector from a nest vector.

### Synopsis

    #include "petscvec.h"
    PetscErrorCode  VecNestGetSubVec(Vec X,PetscInt idxm,Vec *sx)

Not collective

### Input Parameters

. X - nest vector . idxm - index of the vector within the nest

### Output Parameter

. sx - vector at index idxm within the nest

### Notes

.seealso: VecNestGetSize(), VecNestGetSubVecs()

Level:developer
Location: src/vec/vec/impls/nest/vecnest.c
Index of all Vec routines
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Index of all manual pages