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From: gwyn@brl-tgr.ARPA
Newsgroups: net.math
Subject: Re: roots for quintic polynomial
Message-ID: <11254@brl-tgr.ARPA>
Date: Fri, 7-Jun-85 23:49:35 EDT
Article-I.D.: brl-tgr.11254
Posted: Fri Jun  7 23:49:35 1985
Date-Received: Tue, 11-Jun-85 03:12:48 EDT
References: <2206@utcsstat.UUCP>
Organization: Ballistic Research Lab
Lines: 3

I suppose you know a general fifth-order polynomial is not solvable
using radicals..  Your best bet is probably a general polynomial
root-finder.  Unfortunately the best of these are computationally slow..