Moulton, Forest Ray, 1872-1952 · New York, The Macmillan company · leaf 62
CH. 11, 13] THE EARTH 33 to its surface. Instead of their all passing through thecenter of the body, they are tangent to the curve AB. Theline AE equals the radiusof a circle having thesame curvature as theoblate body at E, andBP is the radius of thecircle having the curva-ture at P. 13. Size and…
Astronomy
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