Steven D'Aprano <steve+comp.lang.pyt...@pearwood.info> writes:

> Far more useful would be a high-level description of Scheme's programming 
> model. If names can be rebound on the fly, how does Scheme even tell 
> whether something is a recursive call or not?

Maybe it doesn't have to tell. If you do tail call optimization there is no 
need to do tail recursion optimization.
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Piet van Oostrum <p...@vanoostrum.org>
WWW: http://pietvanoostrum.com/
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