NAME    [Toc]    [Back]

     ceil, ceilf -- smallest integral value greater than or equal to x

LIBRARY    [Toc]    [Back]

     Math Library (libm, -lm)

SYNOPSIS    [Toc]    [Back]

     #include <math.h>

     double
     ceil(double x);

     float
     ceilf(float x);

DESCRIPTION    [Toc]    [Back]

     The ceil() and the ceilf() functions return the smallest integral value
     greater than or equal to x, expressed as a floating-point number.

SEE ALSO    [Toc]    [Back]

     abs(3), fabs(3), floor(3), ieee(3), math(3), rint(3)

STANDARDS    [Toc]    [Back]

     The ceil() function conforms to ISO/IEC 9899:1990 (``ISO C89'').


FreeBSD 5.2.1			March 10, 1994			 FreeBSD 5.2.1