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

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