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Defile (geography) In geography, a defile is a narrow pass or gorge between mountains or hills. The term originates from a military description of a route through which troops can march only in a narrow column or with a narrow front. [1] On emerging from a defile (or something similar) into open country, soldiers are said to "debouch".
Kraft–McMillan inequality. In coding theory, the Kraft–McMillan inequality gives a necessary and sufficient condition for the existence of a prefix code [1] (in Leon G. Kraft's version) or a uniquely decodable code (in Brockway McMillan 's version) for a given set of codeword lengths. Its applications to prefix codes and trees often find ...
Emotional geography. Emotional geography is a subtopic within human geography, more specifically cultural geography, which applies psychological theories of emotion. It is an interdisciplinary field relating emotions, geographic places and their contextual environments. These subjective feelings can be applied to individual and social contexts.
Geography of Argentina. / 34.000°S 64.000°W / -34.000; -64.000. The geography of Argentina is heavily diverse, consisting of the Andes Mountains, pampas, and various rivers and lakes. Bordered by the Andes in the west and the South Atlantic Ocean to the east, its neighbouring countries are Chile to the west, Bolivia and Paraguay to ...
Descartes's theorem. Descartes's theorem on the "total defect" of a polyhedron states that if the polyhedron is homeomorphic to a sphere (i.e. topologically equivalent to a sphere, so that it may be deformed into a sphere by stretching without tearing), the "total defect", i.e. the sum of the defects of all of the vertices, is two full circles (or 720° or 4 π radians).
Integrated geography (also, integrative geography, environmental geography or human–environment geography) is the branch of geography that describes and explains the spatial aspects of interactions between human individuals or societies and their natural environment, called coupled human–environment systems .
Descartes (French pronunciation: ⓘ) is a large village and commune in the Indre-et-Loire department in central France.It is approximately 29 kilometers east of Richelieu and about 48 kilometers east of Loudun, on the banks of the Creuse River, near the border of the French department of Vienne, and the border of the region between Centre-Val de Loire and Nouvelle-Aquitaine.
Settlement geography is a branch of human geography that investigates the Earth's surface 's part settled by humans. According to the United Nations ' Vancouver Declaration on Human Settlements (1976), "human settlements means the totality of the human community – whether city, town or village – with all the social, material, organizational ...