Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/18/84; site brl-tgr.ARPA Path: utzoo!watmath!clyde!bonnie!akgua!sdcsvax!dcdwest!ittvax!decvax!genrad!mit-eddie!godot!harvard!seismo!brl-tgr!gwyn From: gwyn@brl-tgr.ARPA (Doug Gwyn) Newsgroups: net.graphics Subject: Re: Inverse Polish Syntax for CAD system? Message-ID: <6889@brl-tgr.ARPA> Date: Tue, 1-Jan-85 22:16:54 EST Article-I.D.: brl-tgr.6889 Posted: Tue Jan 1 22:16:54 1985 Date-Received: Fri, 4-Jan-85 04:36:18 EST References: <1284@utah-gr.UUCP> Organization: Ballistic Research Lab Lines: 11 > My friend is developing a drafting system ... > I don't think it is ... a good interface for end-users ... If you are really interested in drawing systems with good user interfaces, check out: MacDraw (Apple Computer, for Macintosh) and PEAC TWODEE (aka SPACE) (Decision Graphics, Southboro MA) Note that neither of these systems are keyboard command oriented; keyboard command input is inappropriate for a good drafting system.