That you had to use an internal mechanism to create such a thing should have been a hint, but ratio is pretty well defined http://www.lispworks.com/reference/HyperSpec/Body/t_ratio.htm
That you had to use an internal mechanism to create such a thing should have been a hint, but ratio is pretty well defined http:// www.lispworks. com/reference/ HyperSpec/ Body/t_ ratio.htm