petsc-3.7.7 2017-09-25
   
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
Input Parameters
|  | mat | - the matrix free matrix created via MatCreateSNESMF() | 
|  | func | - the function to use | 
Notes
If you use this you MUST call MatAssemblyBegin()/MatAssemblyEnd() on the matrix free
matrix inside your compute Jacobian routine
Keywords
 SNES, matrix-free, function
See Also
 MatCreateSNESMF(),MatMFFDGetH(), MatCreateMFFD(), MATMFFD
MatMFFDSetHHistory(), MatMFFDResetHHistory(), SNESetFunction()
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