NAME
fabs, floor, ceil - absolute value, floor, ceiling functions
SYNOPSIS
#include <math.h>
double floor(x)
double x;
double ceil(x)
double x;
double fabs(x)
double(x);
DESCRIPTION
Fabs returns the absolute value |x|.
Floor returns the largest integer not greater than x.
Ceil returns the smallest integer not less than x.
SEE ALSO
abs(3)