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floor(3)

NAME

     floor, floorf, floorl -- largest integral value less than or equal to x

LIBRARY

     Math Library (libm, -lm)

SYNOPSIS

     #include <math.h>

     double
     floor(double x);

     float
     floorf(float x);

     long double
     floorl(long double x);

DESCRIPTION

     The floor(), floorf() and floorl() functions return the largest integral
     value less than or equal to x, expressed as a floating-point number.

SEE ALSO

     abs(3), ceil(3), fabs(3), ieee(3), math(3), rint(3), round(3), trunc(3)

STANDARDS

     The floor() function conforms to ISO/IEC 9899:1990 (``ISO C90'').	The
     floorf() and floorl() functions conform to ISO/IEC 9899:1999
     (``ISO C99'').

FreeBSD 5.4		       January 13, 2005 		   FreeBSD 5.4

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