Re: asn of "current diagram"

Dan Connolly wrote:

> On Tue, 2007-02-27 at 09:51 -0500, Sandro Hawke wrote:
> 
>>class Ruleset
>>   property rule: Rule*
>>
>>class Rule
>>
>>   subclass Forall
>>      property clause : Clause
>>      property declare : Var
> 
> 
> Why a * in Rule* but not in Clause* nor Var*?
> That seems inconsistent ...

I agree.

>                     ... or backwards to me.
> Perhaps I don't understand the notation.

> [...]

>>   subclass Implies
>>      property if: Condition
>>      property then: Atom
> 
> hmm... only one Atom in the 'then' part. That's
> weaker than SPARQL's CONSTRUCT, if I'm reading this
> correctly. That seems kinda odd.

This is meant to represent only Horn clauses, Dan.

-hak
-- 
Hassan Aït-Kaci
ILOG, Inc. - Product Division R&D
tel/fax: +1 (604) 930-5603 - email: hak @ ilog . com

Received on Tuesday, 27 February 2007 15:29:30 UTC