But one counterexample does make a disproof. In this case there are two, yours and Helgason's.
----- Original Message ----- From: Ralph G Selfridge <[EMAIL PROTECTED]> Date: Monday, December 11, 2006 5:39 pm Subject: Re: [Jgeneral] exp(y). sin(y) and accuracy. > x=.3 y=.3 r=.2 > (x^r)+y^r 18 (x+y)^r 36 > One example does not a proof make > > On Sun, 10 Dec 2006, Björn Helgason wrote: > > > x=.2 > > y=.2 > > r=.2 > > (x^r)+(y^r) > > 8 > > (x+y)^r > > 16 > > > > 2006/12/9, Chris Burke <[EMAIL PROTECTED]>: > >> > >> The mistake is the assumption that: > >> > >> (x^r)+(y^r) is the same as (x+y)^r ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
