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Re: Transitive Closure and Relational Division

From: Aloha Kakuikanu <aloha.kakuikanu_at_yahoo.com>
Date: 21 Dec 2006 13:59:54 -0800
Message-ID: <1166738394.156020.221400@42g2000cwt.googlegroups.com>


Aloha Kakuikanu wrote:
> TCRelation / ancestors = descendants?
> TCRelation / descendants = ancestors?

This cant be true, since ancestors x descendants can't possibly be a superset of TCRelation. Received on Thu Dec 21 2006 - 15:59:54 CST

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