2 papers
math.NT2026
Strong Weil Degree Divisibility at Higher Levels
Daeyeol Jeon, Yongjae Kwon
Let be the strong Weil parametrization with Manin constant . We study divisibility relations between the degree of and the degrees of morphisms from $X…
math.NT2025
Explicit constructions of cyclic N-isogenies
Daeyeol Jeon, Yongjae Kwon
The modular curve X_0(N) parametrizes elliptic curves together with a cyclic subgroup of order N, and hence cyclic N-isogenies. While explicit moduli descriptions of X_1(N) are wel…