lib/complex.h

   1 /* I hate C programming... */
   2
   3 typedef struct {
   4   double real, imag;
   5 } Complex;
   6
   7 #ifndef PI
   8 #define PI 3.141592653589793
   9 #endif /* PI */
  10
  11 extern Complex makecomplex();
  12 extern Complex cart2complex();
  13 extern Complex polar2complex(double, double);
  14 /* extern Complex csqrt(), cexp(), clog(), cexpt(), csin(), ccos(), ctan();
  15    extern Complex casin(), cacos(), catan(); */
  16 extern Complex cadd(), csub(), cmul(), cdiv();
  17 extern /* static */ double phase(Complex);
  18 extern double modulus(Complex);