NAME
    floor - return the greatest integer less than or equal to a vallue

SYNOPSIS
    floor(x)

TYPES
    x		real

    return	real

DESCRIPTION
    Return the greatest integer less than or equal to x.

EXAMPLE
    > print floor(pi()), floor(3.333), floor(3.789), floor(-3.333), floor(-3.78)
    3 3 3 -4 -4

LIMITS
    none

LIBRARY
    none

SEE ALSO
    ceil, int
