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单词 cotangent space
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Examples ofcotangent space

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Typically, thecotangentspaceis defined as the dual space of the tangent space at "x", although there are more direct definitions (see below).
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For mechanical systems, the phase space usually consists of all possible values of position and momentum variables (i.e. thecotangentspaceof configuration space).
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Likewise,cotangentspaceis a contravariant functor, essentially the composition of the tangent space with the dual space above.
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Thecotangentspacewill then consist of all the possible first-order behaviors of a function near x.
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The tangent space is, the dual vector space to thecotangentspace.
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The tangent space and thecotangentspaceat a point are both real vector spaces of the same dimension and therefore isomorphic to each other via many possible isomorphisms.
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Thecotangentspaceat a point is the dual of the tangent space at that point, and the cotangent bundle is the collection of all cotangent spaces.
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The term "microlocal" implies localisation not only with respect to location in the space, but also with respect tocotangentspacedirections at a given point.
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Analytic mappings induce pushforward maps on tangent spaces and pullback maps on cotangent spaces.
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These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

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更新时间:2024/12/28 2:55:12