Michael B. Trausch wrote: > I don't have (so far as I know) a 64-bit float available to me.
as mentioned in the documentation, Python's "float" datatype is implemented C doubles, which is 64-bit IEEE on all major platforms. > Some of the lat/long pairs that I have used seem to come out fine, but > some do not. Because the mathmatics used with them involve complex > equations when determining distance and the like, any error gets > massively compounded before a final result is evident. sorry, but I don't think you have the slightest idea what you're doing, really. </F> -- http://mail.python.org/mailman/listinfo/python-list