Re: The BOOLEAN data type - What is really Boolean and what is not?
From: --CELKO-- <71062.1056_at_compuserve.com>
Date: 25 Apr 2003 16:27:13 -0700
Message-ID: <c0d87ec0.0304251527.4c0b558e_at_posting.google.com>
Date: 25 Apr 2003 16:27:13 -0700
Message-ID: <c0d87ec0.0304251527.4c0b558e_at_posting.google.com>
>> You cannot define operators AND and OR on a 3-element set in such a
way that all axioms of Boolean algebra are satisfied. <<
I think I am missing your point.
There several consistent multi-valued logic system. I am in the middle of moving my office to a new building this weekend, but I have a list of axioms for a dozen or so n-valued logics. Some include the traditional Boolean axioms and some do not. Received on Sat Apr 26 2003 - 01:27:13 CEST