petsc-3.7.7 2017-09-25
MatFDColoringCreate
Creates a matrix coloring context for finite difference computation of Jacobians.
Synopsis
#include "petscmat.h"
PetscErrorCode MatFDColoringCreate(Mat mat,ISColoring iscoloring,MatFDColoring *color)
Collective on Mat
Input Parameters
| mat | - the matrix containing the nonzero structure of the Jacobian
|
| iscoloring | - the coloring of the matrix; usually obtained with MatColoringCreate() or DMCreateColoring()
|
Output Parameter
color -the new coloring context
See Also
MatFDColoringDestroy(),SNESComputeJacobianDefaultColor(), ISColoringCreate(),
MatFDColoringSetFunction(), MatFDColoringSetFromOptions(), MatFDColoringApply(),
MatFDColoringView(), MatFDColoringSetParameters(), MatColoringCreate(), DMCreateColoring()
Level:intermediate
Location:src/mat/matfd/fdmatrix.c
Index of all MatFD routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/mat/examples/tutorials/ex16.c.html
src/snes/examples/tutorials/ex5s.c.html
src/snes/examples/tutorials/ex14.c.html
src/tao/unconstrained/examples/tutorials/minsurf2.c.html