From: "Iain Davidson" Subject: Re: roots of polynomials Date: Thu, 23 Sep 1999 11:48:50 +0100 Newsgroups: sci.math Keywords: Book discussing closed-form solutions of quintic etc RDownes wrote in message news:19990923061819.20400.00000917@ng-fc1.aol.com... >Greetings, > >I am aware of the insolvability of the general quintic, etc. However, I recall >a conversation in which it was said that there are in fact methods to finding >roots of higher degree polynomials using "elliptic functions(?)" and other >higer power methods. I am really interested in "closed form" expressions, >and not numerical approximations via Graeffe's, newton's method, etc. I would >appreciate any known references on this topic. Thanks to all. Beyond the Quartic Equation R. Bruce King Birkhaeuser provides some information on this.