CEIL(3)                  BSD Library Functions Manual                  CEIL(3)

NAME
     ceil -- round to smallest integral value not less than x

SYNOPSIS
     ##include <>

     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