CEIL

Section: Linux Programmer's Manual (3)
Updated: June 6, 1993
 

NAME

ceil - smallest integral value not less than x  

SYNOPSIS

#include <math.h>

double ceil (double x);
 

DESCRIPTION

The ceil() function rounds x upwards to the nearest integer, returning that value as a double.  

CONFORMING TO

SVID 3, POSIX, BSD 4.3, ISO 9899  

SEE ALSO

abs(3), fabs(3), floor(3), labs(3), rint(3)