tag:blogger.com,1999:blog-1916701795973514807.post2034506855990741632..comments2024-02-20T15:42:43.958+01:00Comments on Doc Madhattan: Hyperbolic Pascal triangles and other storiesGianluigi Filippellihttp://www.blogger.com/profile/03480308847295234747noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-1916701795973514807.post-83982312913800180592016-01-22T22:33:16.678+01:002016-01-22T22:33:16.678+01:00Using the digits 1,2,... in base k expansion is we...Using the digits 1,2,... in base k expansion is well-known and not new. The earliest reference I know is Salomaa's book Formal Languages (pp. 90-91) in 1973, although it is probably much older. Other references include Forslund, A logical alternative to the existing positional number system, Southwest J. Pure Appl. Math. 1 (1995), 27-29 and Boute, Zeroless positional number representation and string ordering, Amer. Math. Monthly 107 (2000), 437-444.Jeffrey Shallithttps://www.blogger.com/profile/12763971505497961430noreply@blogger.com