#include "petscdm.h" #include "petscdmlabel.h" #include "petscds.h" PetscErrorCode DMComputeExactSolution(DM dm, PetscReal time, Vec u, Vec u_t)Collective on DM
| dm | - The DM | |
| time | - The time |
| u | - The vector will be filled with exact solution values, or NULL | |
| u_t | - The vector will be filled with the time derivative of exact solution values, or NULL |
Note: The user must call PetscDSSetExactSolution() beforehand