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curve
(Encyclopedia) curve, in mathematics, a line no part of which is straight; more generally, it is considered to be any one-dimensional collection of points, thus including the straight line as a…altazimuth coordinate system
(Encyclopedia) altazimuth coordinate systemaltazimuth coordinate systemăltăzˈəməth [key] or horizon coordinate system, astronomical coordinate system in which the position of a body on the celestial…declination
(Encyclopedia) declination, in astronomy, one of the coordinates in the equatorial coordinate system. The declination of a celestial body is its angular distance north or south of the celestial…Brown, John, Scottish essayist
(Encyclopedia) Brown, John, 1810–82, Scottish essayist. He was a physician. His writing was collected in Horae Subsecivae (3 vol., 1858–82), which included his unique picture of a dog, Rab and His…gavotte
(Encyclopedia) gavottegavottegəvŏtˈ [key], originally a peasant dance of the Gavots in upper Dauphiné, France. A type of circle dance characterized by lively, skipping steps, it was introduced at the…Opie, John
(Encyclopedia) Opie, John, 1761–1807, English portrait and historical painter. Opie showed a remarkable talent as a young man. He became the protégé of the poet John Wolcot, and enjoyed a brief…Oxford, Edward de Vere, 17th earl of
(Encyclopedia) Oxford, Edward de Vere, 17th earl of, 1550–1604, English poet, b. Castle Heddingham, Essex, educated at Queens' and St. John's colleges, Cambridge. He traveled in Italy, acted in and…ellipse
(Encyclopedia) CE5 Ellipse ellipse, closed plane curve consisting of all points for which the sum of the distances between a point on the curve and two fixed points (foci) is the same. It is the…Formulas for Various Areas (table)
(Encyclopedia) Formulas for Various Areas Plane Figures Area1 triangle ab/2 parallelogram ab rectangle ab square s2 circle πr2 Solids Total Surface Area1 right circular cylinder 2πr(r + …bobwhite
(Encyclopedia) bobwhite, common name for an American henlike bird of the family Phasianidae, which also includes the pheasant and the partridge. The eastern bobwhite quail (Colinus virginianus) is…Trending
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