PETSc version 3.16.6
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DMPlexSNESComputeResidualFEM

Sums the local residual into vector F from the local input X using pointwise functions specified by the user

Synopsis

#include "petscdmplex.h" 
#include "petscsnes.h"   
PetscErrorCode DMPlexSNESComputeResidualFEM(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

Notes

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

DMPlexComputeJacobianAction()

Level

developer

Location

src/snes/utils/dmplexsnes.c
Index of all SNES routines
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Index of all manual pages