petsc-3.14.6 2021-03-30
DMTSCheckResidual
Check the residual of the exact solution
Synopsis
#include "petscdmplex.h"
#include "petscts.h"
PetscErrorCode DMTSCheckResidual(TS ts, DM dm, PetscReal t, Vec u, Vec u_t, PetscReal tol, PetscReal *residual)
Input Parameters
| ts | - the TS object
|
| dm | - the DM
|
| t | - the time
|
| u | - a DM vector
|
| u_t | - a DM vector
|
| tol | - A tolerance for the check, or -1 to print the results instead
|
Output Parameters
| residual | - The residual norm of the exact solution, or NULL
|
See Also
DNTSCheckFromOptions(), DMTSCheckJacobian(), DNSNESCheckFromOptions(), DMSNESCheckDiscretization(), DMSNESCheckJacobian()
Level
developer
Location
src/ts/utils/dmplexts.c
Index of all TS routines
Table of Contents for all manual pages
Index of all manual pages