A local construction of zip period maps of Shimura varieties
Qijun Yan
Yanqi Lake Beijing Institute of Mathematical Sciences and Applications (BIMSA), China
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Abstract
Let be the special fibre of a Shimura variety of Hodge type of good reduction at a fixed place above . We give a local approach to the construction of the zip period map for , which is used to define the Ekedahl–Oort strata of . The method employed is -adic and group theoretic in nature.
Cite this article
Qijun Yan, A local construction of zip period maps of Shimura varieties. Rend. Sem. Mat. Univ. Padova 151 (2024), pp. 213–251
DOI 10.4171/RSMUP/137