/*
 *     27/Oct/1994
 *     Programed by Akihiro Sato
 * 
 *     Header file of Complex Number Functions  
 *
 */

#include <math.h>

#ifndef COMPLEXFLAG
#define COMPLEXFLAG

typedef struct complex
{
   double x;
   double y;
}  COMPLEX; 
#endif  /* COMPLEXFLAG */

#define INFINITY HUGE_VAL

extern void MakeComplex();
extern void ZeroSetofComplex();
extern void ESetofComplex();
extern void ISetofComplex();
extern void InfSetofComplex();
extern void NaNSetofComplex();
extern void SetofComplex();
extern void ScalarTimesofComplex();

extern double Rez();
extern double Imz();
extern void Negz();

extern void Addz();
extern void Subz();
extern void Mulz();
extern int  Divz();

extern double Magz();
extern double Magz2();
extern double Argz();

extern double sign();

extern void Sqrtz();
extern int Powz();
extern int powzn();
extern void sinz();
extern void cosz();
extern int tanz();
extern void expz();
extern void sinhz();
extern void coshz();
extern int tanhz();
extern int Logz();
extern int Arcsinz();
extern int Arccosz();
extern int Arctanz();
extern int Arcsinhz();
extern int Arccoshz();
extern int Arctanhz();

/* end */