From jcowan@reutershealth.com Fri Mar 3 12:29:25 2000 X-Digest-Num: 382 Message-ID: <44114.382.2170.959273826@eGroups.com> Date: Fri, 03 Mar 2000 15:29:25 -0500 From: John Cowan Subject: Re: The Quine challenge 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 Schliesst euer Aug vor heiliger Schau, || http://www.reutershealth.com Denn er genoss vom Honig-Tau, || http://www.ccil.org/~cowan Und trank die Milch vom Paradies. -- Coleridge (tr. Politzer)