PETSc version 3.17.0
Fix/Edit manual page

# DMCreateMassMatrixLumped

Gets the lumped mass matrix for a given DM

### Synopsis

    #include "petscdm.h"
    #include "petscdmlabel.h"
    #include "petscds.h"
    PetscErrorCode DMCreateMassMatrixLumped(DM dm, Vec *lm)

Collective on dm

### Input Parameter

| dm | - the DM object

### Output Parameter

| lm | - the lumped mass matrix

### See Also

DMCreateMassMatrix(), DMCreateMatrix(), DMRefine(), DMCoarsen(), DMCreateRestriction(), DMCreateInterpolation(), DMCreateInjection()

### Level

developer

### Location

src/dm/interface/dm.c

### Implementations

DMCreateMassMatrixLumped_Plex in src/dm/impls/plex/plex.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages