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/*
* Recursive computation of (arbitrary degree) spherical Bessel/Neumann/Hankel functions,
* according to Gumerov and Duraiswami,
* "The Fast Multipole Methods for the Helmholtz Equation in Three Dimensions",
* Elsevier, 2005.
*
* Implementation by Franz Zotter, Institute of Electronic Music and Acoustics
* (IEM), University of Music and Dramatic Arts (KUG), Graz, Austria
* http://iem.at/Members/zotter, 2007.
*
* This code is published under the Gnu General Public License, see
* "LICENSE.txt"
*/
#ifndef __SPH_RADIAL_H__
#define __SPH_RADIAL_H__
void sphBessel (double x, double *y, int n);
void sphNeumann (double x, double *y, int n);
void sphBesselDiff (double x, double *y, int n);
void sphNeumannDiff (double x, double *y, int n);
#endif // __SPH_RADIAL_H__
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