NAME

     fabs - absolute value of floating-point number

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),