Re: ratio implementation

[Bill Schottstaedt]

> The above behavior of inexact->exact better fits R5RS, I'd say, since
> R5RS calls for the _closest_ representable exact number, not for the
> simplest, as with rationalize.  So I'm inclined to use it intead of
> rationalize.  Ok?

I didn't notice the distinction.  I'd go with your version.

> Hmm, what about a SCM version of the code?  I'm about to write such a
> thing, but I first needed a proper scm_floor...

Yes, that's a better approach.