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math.NT2025
On Deligne's conjecture for Hecke characters
Yubo Jin, Dongwen Liu, Binyong Sun
This paper provides a proof of Deligne's conjecture for critical values of Hecke L-functions following a strategy originated by Harder and Schappacher.
math.NT2025
Period relations for Rankin-Selberg convolutions for
Yubo Jin, Jian-Shu Li, Dongwen Liu +1
Using the modular symbol approach, we prove the rationality and period relations for certain critical values of Rankin-Selberg L-functions for …
math.NT2025
On rationality of certain Eisenstein cohomology
Yubo Jin, Dongwen Liu, Binyong Sun
In this paper, we study the Eisenstein cohomology coming from Eisenstein series associated to degenerate principal series representations and prove certain rationality result.