On 28 Dec 2007, at 4:40 AM, Cristian Baboi wrote: > On Fri, 28 Dec 2007 12:01:51 +0200, Miguel Mitrofanov > <miguelimo38 at yandex.ru> wrote: > > >>> [1 .. ] and x=1:x are maximal ? >> >> Yes. > > > How can a Haskell implementation recognize a maximal value ? > > x=1:x for example. It can't. jcc