"Richard Tobin" <richard@cogsci.ed.ac.uk> wrote in message news:eqaa0d$69b$2@pc-news.cogsci.ed.ac.uk... > In article <eqa8bp$qb6$2@news1.stnet.ad.jp>, > toshiaki <farawfu@gmail.com> wrote: > >If all infinite decimals have distinct value > > They don't. > Then how do you explane square root 2 which is given geometrically?