Schmall, Charles Nelson. [from old catalog] · New York, D. Van Nostrand company · leaf 325
f a cone inorder to cut a rectangular hyperbola? Determine the least vertical angleof the cone for which this is possible. 3. Show that any oblique section of a cylinder of revolution is anellipse. 4. Determine the axes of the ellipse when the radius of base ofcylinder is given, and the inclination… … Fig: 165. The Ellipsoid, ^ + ^ + ^ = 7.a- 0- c-
Geometry, Analytic
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