petsc-3.14.5 2021-03-03
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# DMNetworkGetNumComponents

Get the number of components at a vertex/edge

### Synopsis

    #include "petscdmnetwork.h"
    PetscErrorCode DMNetworkGetNumComponents(DM dm,PetscInt p,PetscInt *numcomponents)

Not Collective

### Input Parameters

| dm | - The DMNetwork object
| p | - vertex/edge point

### Output Parameters

| numcomponents | - Number of components at the vertex/edge

### See Also

DMNetworkRegisterComponent, DMNetworkAddComponent

### Level

beginner

### Location

src/dm/impls/network/network.c
Index of all DMNetwork routines
Table of Contents for all manual pages
Index of all manual pages