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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);

     long double
     floorl(long double x);

     float
     floorf(float x);


DESCRIPTION

     The floor() 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), rint(3), math(3)


STANDARDS

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

BSD                            December 11, 2006                           BSD

Mac OS X 10.6 - Generated Thu Sep 17 20:19:46 CDT 2009
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