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A characterization of finite \'etale morphisms in tensor triangular geometry

We provide a characterization of finite \'etale morphisms in tensor triangular geometry. They are precisely those functors which have a conservative right adjoint, satisfy Grothendieck--Neeman duality, and for which the relative dualizing object is trivial (via a canonically-defined map).

Furkejuvvon:
Bibliográfalaš dieđut
Váldodahkki: Beren Sanders
Materiálatiipa: Artigo
Giella:Inglês
Almmustuhtton: Association Epiga 2022-10-01
Ráidu:Épijournal de Géométrie Algébrique
Fáttát:
Liŋkkat:https://epiga.episciences.org/7641/pdf
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