PETSc version 3.17.4
DMTSCreateRHSMassMatrix
This creates the mass matrix associated with the given DM, and a solver to invert it, and stores them in the DMTS context.
Synopsis
#include "petscts.h"
PetscErrorCode DMTSCreateRHSMassMatrix(DM dm)
Collective on dm
Input Parameters
 dm   DM providing the mass matrix

Note: The idea here is that an explicit system can be given a mass matrix, based on the DM, which is inverted on the RHS at each step.
See Also
DMTSCreateRHSMassMatrixLumped(), DMTSDestroyRHSMassMatrix(), DMCreateMassMatrix(), DMTS
Level
developer
Location
src/ts/utils/dmlocalts.c
Examples
src/ts/tutorials/ex45.c.html
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