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math.AG2026
Moduli descriptions of v-sheaf local models
João Lourenço, Timo Richarz, Eva Viehmann +1
We propose a uniform moduli-theoretic description of the v-sheaf local model for an arbitrary parahoric group scheme and an arbitrary domin…
math.AG2022
Singularities of local models
Najmuddin Fakhruddin, Thomas Haines, João Lourenço +1
We construct local models of Shimura varieties and investigate their singularities, with special emphasis on wildly ramified cases. More precisely, with the exception of odd unitar…