NAME

     floor - largest integral value not greater than x

SYNOPSIS

     #include <math.h>

     double floor(double x);

DESCRIPTION

     The floor() function  rounds  x  downwards  to  the  nearest
     integer, returning that value as a double.

CONFORMING TO

     SVID 3, POSIX, BSD 4.3, ISO 9899

SEE ALSO

     abs(3), fabs(3), ceil(3),