Math h C Tutorial

Item Value
Header filemath.h
Declarationfloat fdimf(float a, float b);double fdim(double a, double b);long double fdiml(long double a, long double b);
Returnreturns zero if a is less than or equal to b. Otherwise, returns a - b.

#include 
  #include 
  int main(void)
  {
    printf("%1.1f", fdimf (1.0, -1.0));
    return 0;
  }
2.0