MatGetOwnershipRangeColumn

Returns the range of matrix columns owned by this processor.

Synopsis

#include "petscmat.h" 
PetscErrorCode  MatGetOwnershipRangeColumn(Mat mat,PetscInt *m,PetscInt* n)
Not Collective

Input Parameters

mat -the matrix

Output Parameters

m - the global index of the first local column
n - one more than the global index of the last local column

Notes: both output parameters can be PETSC_NULL on input.

Level:developer
Location:
src/mat/interface/matrix.c
Index of all Mat routines
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Index of all manual pages