FABS(3) BSD Programmer's Manual FABS(3)NAME
fabs, fabsf - floating-point absolute value functions
SYNOPSIS
#include <math.h>
double
fabs(double x);
float
fabsf(float x);
DESCRIPTION
The fabs() and the fabsf() functions compute the absolute value of a
floating-point number x.
SEE ALSOabs(3), ceil(3), floor(3), ieee(3), math(3), rint(3)STANDARDS
The fabs() function conforms to ANSI C X3.159-1989 (``ANSI C '').
BSDI BSD/OS March 4, 1998 1