fmod() and fmodf()

  #include <math.h>

  

  double fmod (double x, double y);

  

  float  fmodf(float x, float y);

  

fmod() calculates the floating point remainder of x/y.

The floating point remainder of x/y, with the same sign as x. If y is 0, it returns 0 and sets errno to EDOM.

div(),

ldiv(),

ldexp() and ldexpf(), and

modf() and modff()