PetscWeakFormHasJacobian

Returns whether the PetscWeakForm has any Jacobian (g0, g1, g2, or g3) pointwise functions registered

Synopsis

#include "petscds.h" 
PetscErrorCode PetscWeakFormHasJacobian(PetscWeakForm wf, PetscBool *hasJac)

Not Collective

Input Parameter

• wf - The PetscWeakForm

Output Parameter

• hasJac - PETSC_TRUE if any Jacobian pointwise functions are registered, PETSC_FALSE otherwise

See Also

PetscWeakForm, PetscWeakFormSetJacobian(), PetscWeakFormGetJacobian(), PetscWeakFormHasJacobianPreconditioner(), PetscWeakFormHasBdJacobian()

Level

intermediate

Location

src/dm/dt/interface/dtweakform.c

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