Haswell, Charles Haynes, 1809- [from old catalog] · New York, Harper & brothers · leaf 272
Or, (V4/i2+r2)3_r3xgf2: : surface. Example.—The axis, b d, of a paraboloid, Fig. 57, is 40 inch-es : the radius, a d, of its base is 18 inches; what is its convexsurface ? 402x4 = 6400 = 4 times the square of the height; 6400 -f 182= 6724= sum of the above product and the square of the radiusof the…
Engineering · Mechanical engineering
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