petsc-3.4.5 2014-06-29

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
Index of all TS routines
Table of Contents for all manual pages
Index of all manual pages