petsc-3.10.5 2019-03-28
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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

Implementations

TSPseudoIncrementDtFromInitialDt_Pseudo in src/ts/impls/pseudo/posindep.c

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