[racket] [bug?] Racklog cut differs from Prolog cut

(We had clarified this problem in an off-line conversation. We should have informed the list.) 



On Aug 13, 2012, at 4:41 PM, Marco Alberti wrote:

> Erik,
> 
> On Sun, 12 Aug 2012 12:32:53 +0700, Erik Dominikus wrote:
> 
> 
>> (define %a
>>  (%rel (x)
>>        ((x) (%b x) !)
>>        ((x) (%c x)) ))
> 
> the cut in the first clause is not there in the Prolog version; hence the 
> different behaviour.
> 
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