exterior

  • 51Exterior algebra — In mathematics, the exterior product or wedge product of vectors is an algebraic construction generalizing certain features of the cross product to higher dimensions. Like the cross product, and the scalar triple product, the exterior product of… …

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  • 52Exterior derivative — In differential geometry, the exterior derivative extends the concept of the differential of a function, which is a form of degree zero, to differential forms of higher degree. Its current form was invented by Élie Cartan.The exterior derivative… …

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  • 53Exterior angle theorem — The exterior angle theorem is a theorem in elementary geometry which states that the exterior angle of a triangle is equal to the sum of the two remote interior angles.A triangle has three corners, called vertices . The sides of a triangle that… …

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  • 54Exterior covariant derivative — In mathematics, the exterior covariant derivative, sometimes also covariant exterior derivative, is a very useful notion for calculus on manifolds, which makes it possible to simplify formulas which use a principal connection. Let P → M be a… …

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  • 55exterior, external — These words share meanings of out, outer, outside, and outward, but they do have a few different applications. One might say of a liniment, for example, that it is designed for external use but would not say that it is intended for exterior use.… …

    Dictionary of problem words and expressions

  • 56Exterior (topology) — In topology, the exterior of a subset S of a topological space X is the union of all open sets of X which are disjoint from S . It is itself an open set. The exterior of S is denoted by : ext S or : S e .Equivalent definitionsThe exterior is… …

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  • 57Exterior bundle — In mathematics, the exterior bundle of a manifold M is the subbundle of the tensor bundle consisting of all antisymmetric covariant tensors. It has special significance, because one can define a connection independent derivative on it, namely the …

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  • 58Exterior side — Side Side (s[imac]d), n. [AS. s[=i]de; akin to D. zijde, G. seite, OHG. s[=i]ta, Icel. s[=i]?a, Dan. side, Sw. sida; cf. AS. s[=i]d large, spacious, Icel. s[=i]?r long, hanging.] 1. The margin, edge, verge, or border of a surface; especially… …

    The Collaborative International Dictionary of English

  • 59Exterior Gateway Protocol — The Exterior Gateway Protocol (EGP) is a now obsolete routing protocol for the Internet originally specified in 1982 by Eric C. Rosen of Bolt, Beranek and Newman, and David L. Mills. It was first described in RFC 827 and formally specified in RFC …

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  • 60Exterior-Gateway-Protokoll — Ein Exterior Gateway Protokoll (EGP) dient dazu, Erreichbarkeitsinformationen zwischen Autonomen Systemen (AS) auszutauschen, d. h. Informationen darüber, welche Netze erreichbar sind. Diese Daten setzen dann die Router der autonomen Systeme …

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