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math.AG2024
Tautological and non-tautological cycles on the moduli space of abelian varieties
Samir Canning, Dragos Oprea, Rahul Pandharipande
The tautological Chow ring of the moduli space of principally polarized abelian varieties of dimension was defined and calculated by van der Geer in 1999. By st…
math.AG2024
Tautological projection for cycles on the moduli space of abelian varieties
Samir Canning, Sam Molcho, Dragos Oprea +1
We define a tautological projection operator for algebraic cycle classes on the moduli space of principally polarized abelian varieties : every cycle class decompose…