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/*
complex.h:
Copyright (C) 1997 Michael A. Casey
This file is part of Csound.
The Csound Library is free software; you can redistribute it
and/or modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
Csound 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with Csound; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA
*/
#ifndef _NR_COMPLEX_H_
#define _NR_COMPLEX_H_
#ifndef _FCOMPLEX_DECLARE_T_
typedef struct FCOMPLEX {double r,i;} fcomplex; /* >> was float<< */
#define _FCOMPLEX_DECLARE_T_
#endif /* _FCOMPLEX_DECLARE_T_ */
fcomplex Cadd(fcomplex a, fcomplex b);
fcomplex Csub(fcomplex a, fcomplex b);
fcomplex Cmul(fcomplex a, fcomplex b);
fcomplex Complex(double re, double im);
fcomplex Conjg(fcomplex z);
fcomplex Cdiv(fcomplex a, fcomplex b);
double Cabs(fcomplex z);
fcomplex Csqrt(fcomplex z);
fcomplex RCmul(double x, fcomplex a);
#endif /* _NR_COMPLEX_H_ */
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