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In mathematics, biangular coordinates are a coordinate system for the plane where and are two fixed points, and the position of a point ''P'' not on the line is determined by the angles and . ==References== *(G. B. M. Zerr Biangular Coordinates ), ''American Mathematical Monthly'' 17 (2), February 1910 *Naylor, “A New Kind of Geometry: the Biangular Coordinate System” * ( J. C. L. Fish.Coordinates Of Elementary Surveying ), p.38, READ BOOKS, 2007 * George Shoobridge Carr. Formulas and theorems in pure mathematics. p.742. Chelsea Pub. Co., 1970 * Howard W. Baeumler. Biangular coordinates. University of Buffalo, 1950 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Biangular coordinates」の詳細全文を読む スポンサード リンク
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