opendarwin man page for floor

FLOOR(3)						   BSD Library Functions Manual 						  FLOOR(3)

NAME
     floor -- round to largest integral value not greater than x

SYNOPSIS
     #include <math.h>

     double
     floor(double x);

     float
     floorf(float x);

DESCRIPTION
     The floor() and floorf() functions return the largest integral value less than or equal to x.

SPECIAL VALUES
     floor(+-0) returns +-0.

     floor(+-infinity) returns +-infinity.

SEE ALSO
     abs(3), ceil(3), fabs(3), ieee(3), rint(3), math(3)

STANDARDS
     The floor() and floorf() functions conform to ISO/IEC 9899:1999(E).

BSD
								 November 20, 2002							       BSD