fdim(3) BSD Library Functions Manual fdim(3)
NAME
fdim -- return difference if positive, 0 otherwise
SYNOPSIS
#include <math.h> double fdim(double x, double y); long double fdiml(long double x, long double y); float fdimf(float x, float y);
DESCRIPTION
The fdim() functions return the "positive difference" between their argu- ments: x - y if x > y, +0 if x is less than or equal to y.
SEE ALSO
fma(3), fmax(3), fmin(3)
STANDARDS
The fdim() functions conform to ISO/IEC 9899:2011. BSD December 11, 2006 BSD
Mac OS X 10.9.1 - Generated Tue Jan 7 19:41:22 CST 2014