Changes http://wiki.axiom-developer.org/354ComplexRIsNotNecessarilyAFieldWhenRIsAField/diff --
--removed: -From kratt6 Sat May 19 08:24:37 -0500 2007 -From: kratt6 -Date: Sat, 19 May 2007 08:24:37 -0500 -Subject: Remarks -Message-ID: <[EMAIL PROTECTED]> - -Meanwhile I noted that for finite fields 'F' of characteristic greater than 2, $x^2-1$ is irreducible if and only if -'size()$F rem 4 = 1'. A colleague of mine said that for most 'F' suitable algorithms to decide the irreducibility should exist and can probably found in von zur Ganthen. - -Martin -- forwarded from http://wiki.axiom-developer.org/[EMAIL PROTECTED]
