8 citations · 8 across the 1 of their papers we have counts for
2 papers
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.NT2011
On some special classes of complex elliptic curves
Bogdan Canepa, Radu Gaba
In this paper we classify the complex elliptic curves for which there exist cyclic subgroups of order such that the elliptic curves and are isomorph…