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math.AG2025
Wild Stacky Curves and Rings of Mod p Modular Forms
Andrew Kobin, David Zureick-Brown
We extend work of Voight and the second author to compute the log canonical ring of a wild stacky curve over a field of characteristic , which allows us to compute rings of…
math.AG2019
Artin-Schreier Root Stacks
Andrew Kobin
We classify stacky curves in characteristic with cyclic stabilizers of order using higher ramification data. This approach replaces the local root stack structure of a…