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tangent field

См. также в других словарях:

  • Tangent bundle — In mathematics, the tangent bundle of a smooth (or differentiable) manifold M , denoted by T ( M ) or just TM , is the disjoint unionThe disjoint union assures that for any two points x 1 and x 2 of manifold M the tangent spaces T 1 and T 2 have… …   Wikipedia

  • Tangent space — In mathematics, the tangent space of a manifold is a concept which facilitates the generalization of vectors from affine spaces to general manifolds, since in the latter case one cannot simply subtract two points to obtain a vector pointing from… …   Wikipedia

  • tangent galvanometer — noun : a galvanometer consisting of a very small magnetic needle in the center of a large vertical circular coil of wire through which electric current is passed and whose plane is in the magnetic meridian with the intensity of the current being… …   Useful english dictionary

  • Field line — A field line is a locus that is defined by a vector field and a starting location within the field. A vector field defines a direction at all points in space; a field line may be constructed by tracing a path in the direction of the vector field …   Wikipedia

  • Field, visual — The entire area that can be seen when the eye is directed forward, including that which is seen with peripheral vision. The visual field can be tested to measure the extent and distribution of the field of vision. The test may be done by a number …   Medical dictionary

  • tangent galvanometer — /tændʒənt gælvəˈnɒmətə/ (say tanjuhnt galvuh nomuhtuh) noun a galvanometer consisting of a coil of wire held in a vertical plane parallel to the earth s magnetic field with a small magnetic needle pivoted at the centre of the coil; the current… …  

  • field line — noun an imaginary line in a field of force; direction of the line at any point is the direction of the force at that point • Syn: ↑line of force • Hypernyms: ↑line • Hyponyms: ↑electrical line of force, ↑magnetic line of force * * * …   Useful english dictionary

  • tangent screen — a large square of black cloth, stretched on a frame, hung from a roller, and having a central mark for fixation; used with a campimeter to map the field of vision. Called also Bjerrum s …   Medical dictionary

  • Double tangent bundle — In mathematics, particularly differential topology, the double tangent bundle or the second tangent bundle refers to the tangent bundle (TTM,πTTM,TM) of the total space TM of the tangent bundle (TM,πTM,M) of a smooth manifold M [1]. The second… …   Wikipedia

  • Vector field — In mathematics a vector field is a construction in vector calculus which associates a vector to every point in a (locally) Euclidean space.Vector fields are often used in physics to model, for example, the speed and direction of a moving fluid… …   Wikipedia

  • Tensor field — In mathematics, physics and engineering, a tensor field is a very general concept of variable geometric quantity. It is used in differential geometry and the theory of manifolds, in algebraic geometry, in general relativity, in the analysis of… …   Wikipedia

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