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/* specfunc/bessel_amp_phase.h
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*
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* Copyright (C) 1996, 1997, 1998, 1999, 2000 Gerard Jungman
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/* Author: G. Jungman */
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#ifndef _BESSEL_AMP_PHASE_H_
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#define _BESSEL_AMP_PHASE_H_
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#include "chebyshev.h"
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extern const cheb_series _gsl_sf_bessel_amp_phase_bm0_cs;
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extern const cheb_series _gsl_sf_bessel_amp_phase_bth0_cs;
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extern const cheb_series _gsl_sf_bessel_amp_phase_bm1_cs;
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extern const cheb_series _gsl_sf_bessel_amp_phase_bth1_cs;
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/* large argument expansions [Abramowitz+Stegun, 9.2.28-29]
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*
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* thetanu_corr = thetanu - x + 1/2 nu Pi
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*
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* assumes x > 0
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*/
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int gsl_sf_bessel_asymp_Mnu_e(const double nu, const double x, double * result);
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int gsl_sf_bessel_asymp_thetanu_corr_e(const double nu, const double x, double * result); /* w/o x term */
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#endif /* !_BESSEL_AMP_PHASE_H_ */
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