Help understanding Scheme's syntax, procedures and calls

Peter Hickman peter at
Fri Aug 13 14:56:13 CEST 2004

> Thanks for the help. It's not homework but from an old exam paper, but
> the girl's English isn't absolutely fluent and I'm looking for a
> simple way to explain the expressions and functions.

If there are points to be won for brevity then the answer is 'two functions (one 
with a helper) to compute factorials'

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