On Mar 23, 2008, at 7:53 AM, Llewellyn Pritchard wrote: > It appears what valid arguments are for gcd and lcm are undefined. > Should > rationals be allowed or is this behavior unspecified? R6RS defines lcm and gcd as (gcd n_1 ...) and (lcm n_1 ...), and n_1 is defined as an integer argument. Aziz,,,