slepc-3.22.1 2024-10-28
NEPGetJacobian
Returns the Jacobian matrix and optionally the user provided routine and context for evaluating the Jacobian.
Synopsis
#include "slepcnep.h"
PetscErrorCode NEPGetJacobian(NEP nep,Mat *A,NEPJacobianFn **jac,void **ctx)
Not Collective
Input Parameter
| nep | - the nonlinear eigensolver context
|
Output Parameters
| A | - location to stash Jacobian matrix (or NULL)
|
| jac | - location to put Jacobian function (or NULL)
|
| ctx | - location to stash Jacobian context (or NULL)
|
See Also
NEPSetJacobian()
Level
advanced
Location
src/nep/interface/nepbasic.c
Index of all NEP routines
Table of Contents for all manual pages
Index of all manual pages