Snyder, Virgil, 1869-1950, Sisam, Charles Herschel, b. 1879 · New York : H. Holt and Company · leaf 83
alue of k.The plane y = k intersects the surface in the hyperbola = 1, y = k. aHl + i-S) 68 FORMS OP QUADRIC SURFACES [Chap. VI. The transverse axis is z = 0, y = k. The conjugate axis isX = 0, y = k. If k = 0, the lengths of the semi-axes are a and c;they increase without limit as k increases. The…
Geometry, Analytic
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