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#

Logically Collective

Input Parameter#

  • ts - the timestep context

Options Database Key#

  • -ts_pseudo_increment_dt_from_initial_dt <true,false> - use the initial dt to determine increment

See Also#

TS: Scalable ODE and DAE Solvers, TSPSEUDO, 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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