FLOOR(3)

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) rint(3)