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Path: utzoo!watmath!clyde!burl!ulysses!unc!mcnc!decvax!dartvax!dalcs!holmes
From: holmes@dalcs.UUCP (Ray Holmes)
Newsgroups: net.ai
Subject: Re: Four color...
Message-ID: <610@dalcs.UUCP>
Date: Fri, 17-Feb-84 00:33:46 EST
Article-I.D.: dalcs.610
Posted: Fri Feb 17 00:33:46 1984
Date-Received: Sat, 18-Feb-84 03:04:20 EST
References: <1290@mit-eddie.UUCP>
Organization: Dalhousie U, Halifax N.S.
Lines: 6

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	The four colour problem is the same for a sphere as it is
for the infinite plane.  The problem for a torus was solved many
years ago.  The torus needs exactly 7 colours to paint it.

					Ray