slepc-3.17.1 2022-04-11
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Returns the Function matrix and optionally the user provided context for evaluating the Function.


#include "slepcnep.h" 
PetscErrorCode NEPGetFunction(NEP nep,Mat *A,Mat *B,PetscErrorCode (**fun)(NEP,PetscScalar,Mat,Mat,void*),void **ctx)
Not Collective, but Mat object will be parallel if NEP object is

Input Parameter

nep  - the nonlinear eigensolver context

Output Parameters

A  - location to stash Function matrix (or NULL)
B  - 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


Location: src/nep/interface/nepbasic.c
Index of all NEP routines
Table of Contents for all manual pages
Index of all manual pages