petsc-3.7.1 2016-05-15
MatMFFDSetFunctioniBase
Sets the base vector for a single component function evaluation
Synopsis
#include "petscmat.h"
PetscErrorCode MatMFFDSetFunctioniBase(Mat mat,PetscErrorCode (*func)(void*,Vec))
Logically Collective on Mat Many br
Input Parameters
| mat | - the matrix free matrix created via MatCreateSNESMF() Many br |
| func | - the function to use Many br |
Many br
Notes
If you use this you MUST call MatAssemblyBegin()/MatAssemblyEnd() on the matrix free Many brmatrix inside your compute Jacobian routine Many br
Keywords
SNES, matrix-free, function
See Also
MatCreateSNESMF(),MatMFFDGetH(), MatCreateMFFD(), MATMFFD
MatMFFDSetHHistory(), MatMFFDResetHHistory(), SNESetFunction() Many br
Level:advanced
Location:src/mat/impls/mffd/mffd.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages