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Home -> Community -> Usenet -> comp.databases.theory -> Re: Hierarchal vs Non-Hierarchal Interfaces to Biological Taxonomy

Re: Hierarchal vs Non-Hierarchal Interfaces to Biological Taxonomy

From: J M Davitt <jdavitt_at_aeneas.net>
Date: Tue, 19 Dec 2006 06:18:58 GMT
Message-ID: <mvLhh.5984$ja6.3248@tornado.ohiordc.rr.com>


Neo wrote:

>>Wanna know what's always bothered me about the way we describe
>>hierarchies?  We call the predecessor and successor parent and child and
>>then throw in the autogenesis rule: "A child can have only one parent."
>>There are very few children with only one parent...  WTF do we use those
>>terms?

>
>
> I think hierarchy was originally was related to the power structure
> among preists. May be the emphasis on one parent came from there.
>
>
>>Go for it all!  Do real graphs!!  Don't think, "I'll figure out hierarchies first, then retrofit whatever it might take to do graphs."

>
>
> Do you consider graphs and networks to be the same or different?
>

Yes. Received on Tue Dec 19 2006 - 00:18:58 CST

Original text of this message

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