NEPGetFunction#

Returns the Function matrix and optionally the user provided context for evaluating the Function.

Synopsis#

#include "slepcnep.h" 
PetscErrorCode NEPGetFunction(NEP nep,Mat *F,Mat *P,NEPFunctionFn **fun,void **ctx)

Collective

Input Parameter#

  • nep - the nonlinear eigensolver context

Output Parameters#

  • F - location to stash Function matrix (or NULL)

  • P - location to stash preconditioner matrix (or NULL)

  • fun - location to put Function function (or NULL)

  • ctx - location to stash Function context (or NULL)

See Also#

NEP: Nonlinear Eigenvalue Problems, NEPSetFunction()

Level#

advanced

Location#

src/nep/interface/nepbasic.c

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