"anabelian geometry" meaning in All languages combined

See anabelian geometry on Wiktionary

Noun [English]

Forms: anabelian geometries [plural]
Head templates: {{en-noun|~}} anabelian geometry (countable and uncountable, plural anabelian geometries)
  1. (mathematics, algebraic geometry, arithmetic geometry) A theory which describes the way in which the algebraic fundamental group G of an algebraic variety (or some related geometric object) V determines how V can be mapped into another geometric object W, under the assumption that G is very far from being abelian (commutative). Wikipedia link: anabelian geometry Tags: countable, uncountable Categories (topical): Algebraic geometry, Mathematics Translations (theory in algebraic geometry): anabelsche Geometrie [feminine] (German)

Inflected forms

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          "ref": "1999, Shinichi Mochizuki, Foundations of p-adic Teichmüller Theory, American Mathematical Society, page 63:",
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          "text": "The basic idea of Grothendieck's anabelian geometry is that under certain \"anabelian hypotheses\" the étale fundamental group of a scheme contains all the geometric and arithmetic information about the scheme in discussion, that is to say, the scheme is functorially encoded in its étale fundamental group.\nAmong these we shall discuss applications to the inverse Galois problem, Belyi's theorem on covers of the projective line minus three points and some advanced results on ‘anabelian geometry’ of curves.",
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          "text": "The basic idea of Grothendieck's anabelian geometry is that under certain \"anabelian hypotheses\" the étale fundamental group of a scheme contains all the geometric and arithmetic information about the scheme in discussion, that is to say, the scheme is functorially encoded in its étale fundamental group.\nAmong these we shall discuss applications to the inverse Galois problem, Belyi's theorem on covers of the projective line minus three points and some advanced results on ‘anabelian geometry’ of curves.",
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This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2024-09-22 from the enwiktionary dump dated 2024-09-20 using wiktextract (af5c55c and 66545a6). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

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