Anthony, Gardner Chace, 1856- [from old catalog], Ashley, George Francis, [from old catalog] joint author · Boston, D. C. Heath & co. · leaf 115
ency, e andf\ in vertical projection, and the latter definessimilar points c^ and d^ in horizontal projection.Such points as a, ^, c, c?, e, and / are designatedas critical points of the curve. Construction 2. Fig. 172. Given thetorus with its axis perpendicular to IT inter-sected by plane JSf. The… … Fig. 172. CHAPTER VI INTERSECTION OF SURFACES 133. Whenever the surfaces of two bodiesintersect, it becomes necessary to determinethe line of their intersection in order to illus-trate and develop the surfaces. The charac-ter of these lines, which are common to bothsurfaces, is determined by the…
Geometry, Descriptive
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