petsc-3.13.6 2020-09-29
TSAdaptSetTimeStepIncreaseDelay
The number of timesteps to wait after a decrease in the timestep due to failed solver before increasing the time step.
Synopsis
#include "petscts.h"
PetscErrorCode TSAdaptSetTimeStepIncreaseDelay(TSAdapt adapt,PetscInt cnt)
Logicially Collective on TSAdapt
Input Arguments
| adapt | - adaptive controller context
|
| cnt | - the number of timesteps
|
Options Database Key
-ts_adapt_time_step_increase_delay cnt -number of steps to delay the increase
Notes: This is to prevent an adaptor from bouncing back and forth between two nearby timesteps. The default is 0.
The successful use of this option is problem dependent
Developer Note: there is no theory to support this option
See Also
Level
advanced
Location
src/ts/adapt/interface/tsadapt.c
Index of all TS routines
Table of Contents for all manual pages
Index of all manual pages