Re: The Quine challenge

[John Cowan <jcowan@reutershealth.com>]

Jorge Llambias wrote:

> Consider these two statements:
> - Membership in A is compatible with membership in any other club.
> - Membership in B precludes membership in any other club.
> 
> Are they contradictory?
> I'm waiting for John's answer on this.

I think they are: preclusion is irreflexive, symmetric, and transitive.
When did I suggest that preclusion was not symmetric?

-- 

Schlingt dreifach einen Kreis vom dies! || John Cowan <jcowan@reutershealth.com>
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Denn er genoss vom Honig-Tau, || http://www.ccil.org/~cowan
Und trank die Milch vom Paradies. -- Coleridge (tr. Politzer)