petsc-3.5.2 2014-09-08
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SNESJacobianFunction

function used to convey the nonlinear Jacobian of the function to be solved by SNES

Synopsis

#include 
$     SNESJacobianFunction(SNES snes,Vec x,Mat Amat,Mat Pmat,void *ctx);
x - input vector
Amat - the matrix that defines the (approximate) Jacobian
Pmat - the matrix to be used in constructing the preconditioner, usually the same as Amat.
ctx - [optional] user-defined Jacobian context

See Also

SNESSetFunction(), SNESGetFunction(), SNESSetJacobian(), SNESGetJacobian()

Level:intermediate
Location:
src/snes/interface/snes.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages