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Cone aus Wikipedia. Zum Beitrag

Cone - Wikipedia, the free encyclopedia a.new,#quickbar a.new{color:#ba0000} /* cache key: enwiki:resourceloader:filter:minify-css:3:f2a9127573a22335c2a9102b208c73e7 */ Cone From Wikipedia, the free encyclopedia Jump to: , Look up cone in Wiktionary, the free dictionary. A cone (from the Greek ?????, Latin conus) is a basic geometrical shape; see cone (geometry). Cone may also refer to:

Contents

Mathematics

Cone (category theory), a family of morphisms resembling a geometric cone Cone (formal languages), an abstract family of languages that contains the languages with a regular grammar Cone (geometry), a three-dimensional geometric shape that tapers smoothly from a flat base to a point called the apex Cone (linear algebra), a subset of vector space closed under positive scaling Cone (topology) of a set X, namely the union of all line segments connecting a fixed point to points of X Conic bundle, an algebraic variety that appears as a solution of a Cartesian equation Conic constant, a quantity describing conic sections, and is represented by the letter K Conic section, any curve obtained by cutting a conical surface by an arbitrary plane Conical combination, a conical sum of a finite number of vectors Conical coordinates, a three-dimensional orthogonal coordinate system Conical function, functions which can be expressed in terms of Legendre functions of the first and second kind Conical surface, generated by a moving line with one fixed point Convex cone, a subset C of a vector space V is a convex cone if ?x+?y belongs to C, for any positive scalars ?, ?, and any x, y in C Mapping cone, a construction Cf of topology, analogous to a quotient space Mapping cone (homological algebra) of a map of chain complexes Monge cone, a geometrical object associated to a first-order equation Nilpotent cone, the set of elements that act nilpotently in all representations of a finite-dimensional semisimple Lie algebra Projective cone, the union of all lines that intersect a projective subspace and an arbitrary subset of some other disjoint subspace

Engineering and physical science

Antenna blind cone, the volume of space that cannot be scanned by an antenna Cone algorithm identifies surface particles quickly and accurately for three-dimensional clusters composed of discrete particles Cone beam reconstruction, a method of X-ray scanning in microtomography Cone calorimeter, a modern device used to study the fire behavior of small samples of various materials in condensed phase Cone clutch serves the same purpose as a disk or plate clutch Cone of depression occurs in an aquifer when groundwater is pumped from a well Cone penetration test (CPT), an in situ testing method used to determine th... mehr

Cone aus Wikipedia. Zum Beitrag