petsc-3.7.3 2016-07-24
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# PetscSFComputeDegreeBegin

begin computation of degree for each root vertex, to be completed with PetscSFComputeDegreeEnd()

### Synopsis

    #include "petscsf.h"
    PetscErrorCode PetscSFComputeDegreeBegin(PetscSF sf,const PetscInt **degree)

Collective

### Input Arguments

sf -star forest

### Output Arguments

degree -degree of each root vertex

### See Also

PetscSFGatherBegin()

Level:advanced
Location: src/vec/is/sf/interface/sf.c
Index of all PetscSF routines
Table of Contents for all manual pages
Index of all manual pages

### Examples

src/vec/is/sf/examples/tutorials/ex1.c.html