Name

fdim, fdimf, fdiml — positive difference

Synopsis

#include <math.h>
double fdim( double   x,
  double   y);
float fdimf( float   x,
  float   y);
long double fdiml( long double   x,
  long double   y);
[Note] Note

Compile with −std=c99; link with −lm.

DESCRIPTION

These functions return max(x-y,0). If x or y or both are NaN, Nan is returned.

CONFORMING TO

C99

SEE ALSO

fmax(3)

COLOPHON

This page is part of release 2.79 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.


  Copyright 2003 Walter Harms, Andries Brouwer
Distributed under GPL.