Great Books of the Western World, 16. köide

according addition angle anomalistic anomaly apogee appearances Archer Balance beginning Bull calculated centre chord 2 arc circle about right clear column considered contained corresponding course Crab demonstrated diameter difference distance drawn earth east eastern eccentric eccentric's ecliptic ecliptic's elongation epicycle epicycle's equal equator equatorial hours evident Fishes given Goat greater greatest half horizon hypothesis hypt interval joined latitude latitudinal least less likewise Lion longitude longitudinal magnitude mean mean movement mean position meridian middle moon moon's move movement nearly Noon northern oblique observations opposition parallax parallel passage perigee periodic planets poles position proved ratio regular respect resulting right triangle rising Scorpion semicircle shadow shown side solar southern sphere star straight line subtraction sun's supposed taken things third tropic true Twins Venus Virgin Water Bearer western whole