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From: kcp@bmcg.UUCP (Kenneth Pao)
Newsgroups: net.graphics
Subject: re: circle algorithm...
Message-ID: <2051@bmcg.UUCP>
Date: Tue, 4-Feb-86 14:07:05 EST
Article-I.D.: bmcg.2051
Posted: Tue Feb  4 14:07:05 1986
Date-Received: Fri, 7-Feb-86 08:40:40 EST
Organization: Burroughs Corp. ASG, San Diego, CA.
Lines: 3

The article you were looking for was probably "An Efficient 
Ellipse-Drawing Algorithm" by Jerry R. Van Aken of TI.  It 
was published in the Sept 84 issue of IEEE CG&A.