DMPlexSNESComputeResidualDS#
Sums the local residual into vector F from the local input X using all pointwise functions with unique keys in the PetscDS
Synopsis#
#include "petscdmplex.h"
#include "petscsnes.h"
PetscErrorCode DMPlexSNESComputeResidualDS(DM dm, Vec X, Vec F, void *user)
Input Parameters#
dm - The mesh
X - Local solution
user - The user context
Output Parameter#
F - Local output vector
Note#
The residual is summed into F; the caller is responsible for using VecZeroEntries() or otherwise ensuring that any data in F is intentional.
See Also#
SNES: Nonlinear Solvers, DM, DMPLEX, DMPlexComputeJacobianAction()
Level#
developer
Location#
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages