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Re: [ontolog-forum] How determine the instances of this concept?

To: <doug@xxxxxxxxxx>, "'[ontolog-forum] '" <ontolog-forum@xxxxxxxxxxxxxxxx>
From: "Matthew West" <dr.matthew.west@xxxxxxxxx>
Date: Sat, 8 Oct 2011 10:31:30 +0100
Message-id: <4e901877.de5ce30a.40e2.6d5e@xxxxxxxxxxxxx>
Dear Doug,    (01)

> > SF = Sedimentary Facies
> >
> > R= Rock
> > Each SF is an R
> > Each SF is a proper part of some R
> > Each SF has a boundary
> > Each boundary that is a boundary of an SF is visible
> Wouldn't SF have a boundary with the part of R that is not
> also part of SF?    (02)

MW: Not necessarily, part of the boundary of the SF at least could be part
of the boundary for the R.
> This does not indicate that SF is visually different from
> the rest of R.    (03)

MW: It is the boundary that is visually different, not necessarily the SF
> SF would be a "connected proper part" of R, not just a proper part.    (04)

MW: Agreed.    (05)

Regards    (06)

Matthew West                            
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Tel: +44 1489 880185
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http://www.matthew-west.org.uk/    (07)

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