Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!linus!decvax!tektronix!uw-beaver!cornell!vax135!ariel!houti!hogpc!houxm!ihnp4!ixn5c!inuxc!pur-ee!ecn-ec:ecn-pc:ecn-ed:vu From: ecn-ec:ecn-pc:ecn-ed:vu@pur-ee.UUCP Newsgroups: net.math Subject: Re: -1 = 1, and 1 = 2 "proofs" Message-ID: <200@ecn-ed.UUCP> Date: Sat, 10-Sep-83 12:14:48 EDT Article-I.D.: ecn-ed.200 Posted: Sat Sep 10 12:14:48 1983 Date-Received: Wed, 14-Sep-83 21:40:38 EDT References: cbscd5.551 Lines: 9 [Addendum to previous followup] As to the second "proof": x**2 = x + x +....+ x (x times) only when x is a positive integer. How the hell do you differentiate in a non-continuum ? The definition of derivative is the limit as x-->Xo. How do you get it in the set of integers ? Hao-Nhien Vu (pur-ee!vu)