Inside Out Library
A first course in analytical geometry (1905)
Schmall, Charles Nelson. [from old catalog] · New York, D. Van Nostrand company · leaf 326
Fig.168. The Elliptic Paraboloid, ^ + r a2 b- … Fig. 169. The Cone. 1- a- • -b^ ci = 0. 310 ANALYTICAL GEOMETRYGeometry, Analytic
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