FABS (3)

SYNOPSIS

#include <math.h>
  double fabs(double  x );  

DESCRIPTION

The fabs() function returns the absolute value of the floating-point number x.

CONFORMING TO

SVID 3, POSIX, BSD 4.3, ISO 9899

SEE ALSO

- abs (3) - - ceil (3) - - floor (3) - - labs (3) - - rint (3) -