petsc-3.10.5 2019-03-28
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# ISRenumber

Renumbers an index set (with multiplicities) in a contiguous way.

### Synopsis

    #include "petscis.h"
    PetscErrorCode ISRenumber(IS subset, IS subset_mult, PetscInt *N, IS *subset_n)

Collective on IS

### Input Parmeters

subset -the index set
subset_mult -the multiplcity of each entry in subset (optional, can be NULL)

### Output Parameters

N -the maximum entry of the new IS
subset_n -the new IS

### See Also

### Level

intermediate

### Location

src/vec/is/is/interface/index.c
Index of all IS routines
Table of Contents for all manual pages
Index of all manual pages