The CG education in the department of Information and Computer Sciences, Saitama University is described. In this paper, CG teaching methods in the department of Computer Sciences are analyzed based on the report of the CG/CAD education reported in the 26 th graphics education forum in 2001, and it aims at proposing the more effective educational technique. It is it being meaningful with the artistic work, or performing meant expression in this paper. That is, all students abolished submitting the completely same picture, and advanced originality in molding or a design was not desired, but it aimed at making the picture which oneself considered. Students get interested in CG algorithm and came to be able to do program development by this education compared with the conventional CG education.

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This paper is intended as a consideration of the drawing method and the graphic presentation on “Bellicorum instrumentorum liber” (1418-ca. 1420) of artist-engineer's Giovanni Fontana in Early Renaissance Padua. I consider the subject under the following heads : (1) the category of the graphic presentation on “Bellicorum instrumentorum liber”, (2) the analysis of the 4 figures based on Prot-perspective projection. These analysis lead to the conclusion that Fontana used the seven type of graphic presentation, a) the figure of perspective-style, b) the figure of inversed perspective-style, c) the figure of cavalier-style, d) the figure of military-style, e) the figure of isometric-style, f) the figure of combination-style, g) the figure of two dimension-style. And Fontana used the Prot-perspective projection based on the compound eyes system of Witelo or Alhazen.

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[in Japanese]

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