/***************************************************************************
    gmf_bessel.h - wrapper for gsl bessel functions 

                             -------------------
    begin				: 2004-02-17
    copyright			: (C) 2004 by Andrew O'Neill, HiRes Grad Student
    email				: oneill@phys.columbia.edu
 ***************************************************************************/
 /* This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
    
// I've wrapped the gsl functions to behave like a mathematical function

#ifndef GMF_BESSEL_H
#define GMF_BESSEL_H

#include "aon_debug.h"
#include "gsl/gsl_errno.h"
#include "gsl/gsl_sf_bessel.h"

double BesselK(const double& Nu, const double& x);


// this is to call the above function but is in a form that
// gsl integration can use (needs x first, and parameters as some sort of array)
double BesselK_gsl_form(double x, void* params);

#endif