8 citations · 31 across the 33 of their papers we have counts for
Showing 2016Show all
2 papers · 1 filter
math.NT2016★ 8 cited
A generalization of Ramanujan's congruence to modular forms of prime level
Radu Gaba, Alexandru A. Popa
We prove congruences between cuspidal newforms and Eisenstein series of prime level, which generalize Ramanujan's congruence. Such congruences were recently found by Billerey and M…
math.NT2016★ 1 cited
A combinatorial refinement of the Kronecker-Hurwitz class number relation
Alexandru A. Popa, Don Zagier
We give a refinement of the Kronecker-Hurwitz class number relation, based on a tesselation of the Euclidean plane into semi-infinite triangles labeled by that…