# FNGetParameters

Returns the parameters that define the matematical function.

### Synopsis

    #include "slepcfn.h"
    PetscErrorCode FNGetParameters(FN fn,PetscInt *na,PetscScalar *alpha[],PetscInt *nb,PetscScalar *beta[])

Not Collective

### Input Parameter

fn - the math function context

### Output Parameters

| na | - number of parameters in the first group
| alpha | - first group of parameters (array of scalar values)
| nb | - number of parameters in the second group
| beta | - second group of parameters (array of scalar values)

### See Also

FNSetParameters()

Location: src/fn/fnbasic.c
Index of all FN routines
Table of Contents for all manual pages
Index of all manual pages