nonvanishing

nonvanishing
(of a quantity) that is nonzero at all points in a space

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  • nonvanishing — adjective Date: 1907 not zero or becoming zero …   New Collegiate Dictionary

  • nonvanishing — adj. * * * …   Universalium

  • nonvanishing — non·vanishing …   English syllables

  • nonvanishing — ˌ adjective : not zero or becoming zero * * * adj …   Useful english dictionary

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  • Congruence (manifolds) — In the theory of smooth manifolds, a congruence is the set of integral curves defined by a nonvanishing vector field defined on the manifold. Congruences are an important concept in general relativity, and are also important in parts of… …   Wikipedia

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