petsc-3.13.6 2020-09-29
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PetscDSUseJacobianPreconditioner

 Whether to construct a Jacobian preconditioner

Synopsis

#include "petscds.h" 
PetscErrorCode PetscDSUseJacobianPreconditioner(PetscDS prob, PetscBool useJacPre)
Not collective

Input Parameters

prob - The PetscDS
useJacPre - flag that enables construction of a Jacobian preconditioner

See Also

PetscDSGetJacobianPreconditioner(), PetscDSSetJacobianPreconditioner(), PetscDSGetJacobian()

Level

intermediate

Location

src/dm/dt/interface/dtds.c
Index of all DT routines
Table of Contents for all manual pages
Index of all manual pages