JournalsdmVol. 28, No. 4pp. 765–826

Global rigid inner forms vs isocrystals

  • Tasho Kaletha

    University of Michigan, Ann Arbor, United States of America

  • Olivier Taïbi

    École Normale Supérieure de Lyon, France
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Abstract

We compare the cohomology of the global Galois gerbes constructed by Kottwitz in arXiv:1401.5728 and by the first author in [Invent. Math. (2018), 271–369], respectively, and give applications to the theory of endoscopy.

Cite this article

Tasho Kaletha, Olivier Taïbi, Global rigid inner forms vs isocrystals. Doc. Math. 28 (2023), no. 4, pp. 765–826

DOI 10.4171/DM/916