TSDiscGradUseGonzalez

Sets discrete gradient formulation with or without additional conservative terms. Without the flag, the discrete gradients timestepper is just backwards Euler

Synopsis

#include "petscts.h"   
PetscErrorCode TSDiscGradUseGonzalez(TS ts, PetscBool flg)

Not Collective

Input Parameters

• ts - timestepping context

• flg - PETSC_TRUE to use the Gonzalez term

Options Database Key

• -ts_discgrad_gonzalez - use the Gonzalez term for the discrete gradient formulation

See Also

TS: Scalable ODE and DAE Solvers, TSDISCGRAD

Level

Intermediate

Location

src/ts/impls/implicit/discgrad/tsdiscgrad.c

Implementations

TSDiscGradUseGonzalez_DiscGrad in src/ts/impls/implicit/discgrad/tsdiscgrad.c

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