/Users/huttone/Devel/sedflux-new/sedflux/trunk/ew/utils/complex.h

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00001 //---
00002 //
00003 // This file is part of sedflux.
00004 //
00005 // sedflux is free software; you can redistribute it and/or modify
00006 // it under the terms of the GNU General Public License as published by
00007 // the Free Software Foundation; either version 2 of the License, or
00008 // (at your option) any later version.
00009 //
00010 // sedflux is distributed in the hope that it will be useful,
00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013 // GNU General Public License for more details.
00014 //
00015 // You should have received a copy of the GNU General Public License
00016 // along with sedflux; if not, write to the Free Software
00017 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00018 //
00019 //---
00020 
00021 #ifndef __COMPLEX_H__
00022 #define __COMPLEX_H__
00023 
00024 typedef struct
00025 {
00026    double r;
00027    double i;
00028 }
00029 Complex;
00030 
00031 Complex c_add(Complex a, Complex b);
00032 Complex c_sub(Complex a, Complex b);
00033 Complex c_mul(Complex a, Complex b);
00034 Complex c_div(Complex a, Complex b);
00035 Complex c_complex(double re, double im);
00036 Complex c_conj(Complex z);
00037 double  c_abs(Complex z);
00038 Complex c_sqrt(Complex z);
00039 Complex c_rcmul(double x, Complex a);
00040 
00041 #endif 
00042 

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