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- Path: sparky!uunet!pipex!bnr.co.uk!uknet!qmw-dcs!arodgers
- From: arodgers@dcs.qmw.ac.uk (Angus H Rodgers)
- Newsgroups: sci.logic
- Subject: Re: Multiple Truth Values
- Message-ID: <1993Jan11.194737.11729@dcs.qmw.ac.uk>
- Date: 11 Jan 93 19:47:37 GMT
- References: <1993Jan8.223915.17370@cs.sfu.ca> <1993Jan9.185347.9555@CSD-NewsHost.Stanford.EDU> <1993Jan9.191854.10303@dcs.qmw.ac.uk> <1993Jan10.005215.13278@CSD-NewsHost.Stanford.EDU>
- Sender: usenet@dcs.qmw.ac.uk (Usenet News System)
- Organization: Computer Science Dept, QMW, University of London
- Lines: 20
- Nntp-Posting-Host: io.dcs.qmw.ac.uk
-
- In <1993Jan10.005215.13278@CSD-NewsHost.Stanford.EDU>
- pratt@Sunburn.Stanford.EDU (Vaughan R. Pratt) writes:
-
- >(I hope you can see my tongue sticking well into my
- >cheek.)
-
- Thanks to the telescope which you have just provided, yes. :-)
-
- [Much interesting stuff deleted; thanks again.]
-
- >[...] double negation
- >served to retract a Heyting algebra onto a Boolean subalgebra of it
-
- Is this by any chance related to the construction of the regular open
- algebra of a topological space?
- --
- Gus Rodgers, Dept. of Computer Science, | Cinema's worst romantic dialogue? --
- Queen Mary & Westfield College, Mile End | "Mechagodzilla's brain is installed
- Road, London, England. +44 71 975 5241 | in my stomach!" "I don't care if you
- E-mail (JANET): arodgers@dcs.qmw.ac.uk | are a cyborg -- I still love you!"
-