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math.NT2025
Multiplicative Hecke operators and their application II
Chang Heon Kim, Gyucheol Shin
Inspired by Borcherds' questions, Guerzhoy constructed a new type of Hecke operators , called the multiplicative Hecke operators, which acts on the space of meromor…
math.NT2025
Hecke equivariance of the divisor map
Daeyeol Jeon, Soon-Yi Kang, Chang Heon Kim +1
We study the multiplicative Hecke operators acting on the space of meromorphic modular forms, and show that the divisor map to divisors on is a Hecke equivariant map. As a…