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math.NT2025
On the unramified Eisenstein spectrum
David Kazhdan, Andrei Okounkov
For a split reductive group over a global field, we determine the spectrum of the spherical Hecke algebra coming from the unramified Eisenstein series for the minimal para…
math.NT2024
L-function genera and applications
David Kazhdan, Andrei Okounkov
We introduce equivariant L-genera associated to actions of Galois and related groups on algebraic varieties. We explain the role which these L-genera play in the spectral analysis…