petsc-3.11.4 2019-09-28
TSSundialsSetTolerance
Sets the absolute and relative tolerance used by Sundials for error control.
Synopsis
#include "petscts.h"
PetscErrorCode TSSundialsSetTolerance(TS ts,double aabs,double rel)
Logically Collective on TS
Input parameters
| ts | - the time-step context
|
| aabs | - the absolute tolerance
|
| rel | - the relative tolerance
|
See the Cvode/Sundials users manual for exact details on these parameters. Essentially
these regulate the size of the error for a SINGLE timestep.
Keywords
Sundials, tolerance
See Also
TSSundialsGetIterations(), TSSundialsSetType(), TSSundialsSetGMRESMaxl(),
TSSundialsSetLinearTolerance(), TSSundialsSetGramSchmidtType(),
TSSundialsGetIterations(), TSSundialsSetType(),
TSSundialsSetLinearTolerance(), TSSundialsSetTolerance(), TSSundialsGetPC(),
TSSetExactFinalTime()
Level
intermediate
Location
src/ts/impls/implicit/sundials/sundials.c
Implementations
TSSundialsSetTolerance_Sundials in src/ts/impls/implicit/sundials/sundials.c
Index of all TS routines
Table of Contents for all manual pages
Index of all manual pages