Re: [eclipse-clp-users] Question about ECH: Can a rule body leave a choice point?

From: Kish Shen <kisshen_at_...5...>
Date: Wed, 17 Nov 2010 15:59:32 +0000
On 16/11/2010 21:51, Ulrich Scholz wrote:
> It's probably not good style.  But can the body of an ECH rule leave a
> choice point?

Yes. You can have any Prolog goals in the body of a CHR/ECH rule.
All ECH rules are translated into Prolog code, and body goals (unless 
they are ECH rules themseleves) are left unchanged, so they will behave 
as they normally do.


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Received on Wed Nov 17 2010 - 15:59:42 CET

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