The Figure of the Earth. Section I. Historical. Section II. The Oblate Spheroidal HypothesisD. Van Nostrand, 1885 - 95 ページ |
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4π Φ amplitude Anaxagoras angle applied Aristotle astronomers axes azimuth bars base line Bessel calculated Cassini Cayenne centrifugal force chain of triangles circle circumference Clairaut Clarke cloth curve degree determination deviation diameter difference of latitude earth edition ellipsoid ellipticity ence ENGINEERING equator equatorial error figure fluid force of gravity formula French Frisi GEODETIC OPERATIONS Geometry Graphical Statics gree illus Illustrated known Lapland latitude lipse mathematicians mean meas measured arc measured lengths ments meridian meridian arc method miles morocco nearly number of vibrations nutation oblate spheroid observed pendu pendulum experiments place of refer plates plumb line polar poles Precession principle Prof quadrant quantity radius ratio rotation seconds semi-axes semi-major axis sphere spherical hypothesis square stars station supposed supposition surface Survey Syene theodolites theory tical tion toises trigono tude tween values vibrations per day wood-cuts zenith distances Απ Φ
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