slepc-3.21.1 2024-04-26
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NEPComputeJacobian

Computes the Jacobian matrix T'(lambda) that has been set with NEPSetJacobian().

Synopsis

#include "slepcnep.h" 
PetscErrorCode NEPComputeJacobian(NEP nep,PetscScalar lambda,Mat A)
Collective

Input Parameters

nep  - the NEP context
lambda  - the scalar argument

Output Parameters

A  - Jacobian matrix

Notes

Most users should not need to explicitly call this routine, as it is used internally within the nonlinear eigensolvers.

See Also

NEPSetJacobian(), NEPGetJacobian()

Level

developer

Location

src/nep/interface/nepsolve.c

Index of all NEP routines
Table of Contents for all manual pages
Index of all manual pages