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

See Also#

VECNEST, Vectors and Parallel Data, Vec, VecType, VecNestGetSize(), VecNestGetSubVecs()

Level#

developer

Location#

src/vec/vec/impls/nest/vecnest.c

Examples#

src/ksp/ksp/tutorials/ex27.c

Implementations#

VecNestGetSubVec_Nest() in src/vec/vec/impls/nest/vecnest.c

Index of all Vec routines
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Index of all manual pages