PetscDSSetFromOptions#

sets parameters in a PetscDS from the options database

Synopsis#

#include "petscds.h" 
PetscErrorCode PetscDSSetFromOptions(PetscDS prob)

Collective

Input Parameter#

  • prob - the PetscDS object to set options for

Options Database Keys#

  • -petscds_type type - Set the PetscDS type

  • -petscds_view - View the PetscDS

  • -petscds_jac_pre (true|false) - Turn formation of a separate Jacobian preconditioner on or off

  • -bc_NAME ids - comma separated list of label ids for the boundary condition NAME

  • -bc_NAME_comp comps - comma separated list of field components to constrain for the boundary condition NAME

See Also#

PetscDS, PetscDSView()

Level#

intermediate

Location#

src/dm/dt/interface/dtds.c

Examples#

src/ts/tutorials/ex11.c
src/ts/tutorials/ex48.c


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