sphere of operations

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• Sphère cornue d'Alexander — En mathématiques, et plus précisément en topologie, la sphère cornue d Alexander est un célèbre exemple de surface pathologique ; elle fut découverte en 1923 par J. W. Alexander. Sommaire …   Wikipédia en Français

• Riemann sphere — The Riemann sphere can be visualized as the complex number plane wrapped around a sphere (by some form of stereographic projection – details are given below). In mathematics, the Riemann sphere (or extended complex plane), named after the 19th… …   Wikipedia

• Bounding sphere — In mathematics, given a non empty set of objects of finite extension in n dimensional space, for example a set of points, a bounding sphere, enclosing sphere or enclosing ball for that set is an n dimensional solid sphere containing all of these… …   Wikipedia

• Special Operations Executive — The Special Operations Executive (SOE), (sometimes referred to as the Baker Street Irregulars after Sherlock Holmes fictional group of helpers) was a British World War II organisation. It was initiated by Winston Churchill and Hugh Dalton in July …   Wikipedia

• 3-sphère — Projection stéréographique des parallèles (en rouge) des méridiens (en bleu) et des hyperméridiens (en vert) de l hypersphère : ce sont les lignes sur lesquelles une seule des coordonnées hypersphériques varie (voir le texte). À cause des… …   Wikipédia en Français

• Greater East Asia Co-Prosperity Sphere — Poster of Manchukuo promoting harmony between Japanese, Chinese, and Manchu. The caption, written from right to left, says: With the help of Japan, China, and Manchukuo, the world can be in peace. The flags shown are, left to right: the flag of… …   Wikipedia

• Stena sphere — The Stena sphere is a conglomerate with three parent companies, Stena Metall AB, Stena Sessan AB and Stena AB and is based in Gothenburg in Sweden. It is wholly owned by the Olsson family. The chief executive officer of the group is Dan Sten… …   Wikipedia

• Family-Sphere — Logo de Groupe Family Sphere S.A.S Création 1er Juin 2006 Dates clés 2007 : Leader sur ce marché émergeant …   Wikipédia en Français

• Family sphere — Logo de Groupe Family Sphere S.A.S Création 1er Juin 2006 Dates clés 2007 : Leader sur ce marché émergeant …   Wikipédia en Français

• One-Million-Liter Test Sphere — U.S. National Register of Historic Places …   Wikipedia

• USS Tolovana (AO-64) — was a Cimarron class fleet oiler acquired by the U.S. Navy during World War II. She served her country primarily in the Pacific Ocean Theatre of Operations, and provided petroleum products where needed to combat ships. For performing this… …   Wikipedia