petsc-3.4.5 2014-06-29
TSPseudoIncrementDtFromInitialDt
Indicates that a new timestep is computed via the formula $ dt = initial_dt*initial_fnorm/current_fnorm rather than the default update, $ dt = current_dt*previous_fnorm/current_fnorm.
Synopsis
#include "petscts.h"
PetscErrorCode TSPseudoIncrementDtFromInitialDt(TS ts)
Logically Collective on TS
Input Parameter
ts -the timestep context
Options Database Key
-ts_pseudo_increment_dt_from_initial_dt
Keywords
timestep, pseudo, set, increment
See Also
TSPseudoSetTimeStep(), TSPseudoTimeStepDefault()
Level:advanced
Location:src/ts/impls/pseudo/posindep.c
Index of all TS routines
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Index of all manual pages