Rod Hay
Fri, 30 Jun 2000 13:30:53 -0700
Yes, of course, Charles. Rod Charles Brown wrote: > >>> [EMAIL PROTECTED] 06/30/00 01:25PM >>> > After thinking better of my sarcastic tone to Carrol's message. Let me > explain. > > A tautology is a statement that is true by definition. That is, it is > always true. > > A = A is a tautology. > > A = B is not a tautology. That is, it might be false. > > Similarly all true statements are not tautologies. I.e., A = B might be > true. > > __________ > > CB: Sorry, couldn't help saying this since we are in a logical vein. You mean "not >all true statements are tautologies" , I believe. > > I agree with your post, though. > > _________ > > If all statements were tautologies, math and logic would be very easy. > Anything you write down would be true. No need to prove anything. > > -- -- Rod Hay [EMAIL PROTECTED] The History of Economic Thought Archive http://socserv2.mcmaster.ca/~econ/ugcm/3ll3/index.html Batoche Books http://Batoche.co-ltd.net/ 52 Eby Street South Kitchener, Ontario N2G 3L1 Canada