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Peer reviewedCynar, Sandra J. – Engineering Design Graphics Journal, 1991
Described are improvements for the computer efficiency of the two midpoint scan-conversion algorithms used to draw ellipses. Included are computer programs written in C programing language. (JJK)
Descriptors: Computer Assisted Instruction, Computer Graphics, Educational Technology, Engineering Drawing
Peer reviewedFoster, Robert J. – Engineering Design Graphics Journal, 1987
Argues for a legitimate role of manually expressed engineering graphics within engineering education as a needed support for computer-assisted drafting work. Discusses what and how students should learn as well as trends in engineering graphics education. Compares and contrasts manual and computer drafting methods. (CW)
Descriptors: College Science, Computer Graphics, Computer Software, Computer Uses in Education
Peer reviewedDunn, Howard E.; And Others – Engineering Design Graphics Journal, 1991
A computerized method is described whereby a mirror image pair of drawings, simultaneously drawn by the right and the left hands, can be compared. This BASIC computer program, which is available from the authors, has applications to a variety of psychological studies. (Author/JJK)
Descriptors: Computer Graphics, Computer Software, Educational Technology, Engineering Drawing
