PETSc version 3.15.5
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