ADC Home > Reference Library > Reference > Mac OS X > Mac OS X Man Pages
|
This document is a Mac OS X manual page. Manual pages are a command-line technology for providing documentation. You can view these manual pages locally using the man(1) command. These manual pages come from many different sources, and thus, have a variety of writing styles. For more information about the manual page format, see the manual page for manpages(5). |
CEIL(3) BSD Library Functions Manual CEIL(3) NAME ceil -- round to smallest integral value not less than x SYNOPSIS #include <math.h> double ceil(double x); long double ceill(long double x); float ceilf(float x); DESCRIPTION The ceil() functions return the smallest integral value greater than or equal to x. SPECIAL VALUES ceil(+-0) returns +-0. ceil(+-infinity) returns +-infinity. SEE ALSO abs(3), fabs(3), floor(3), rint(3), math(3) STANDARDS The ceil() functions conform to ISO/IEC 9899:1999(E). BSD July 2, 2003 BSD |