2 papers
math.NT2025
Quasimodular forms arising from Jacobi's theta function and special symmetric polynomials
Tewodros Amdeberhan, Leonid G. Fel, Ken Ono
Ramanujan derived a sequence of even weight quasimodular forms from derivatives of Jacobi's weight theta function. Using the generating function for this seq…
math.AC2025
Wilf's question in numerical semigroups revisited and inequalities for rescaled genera
Leonid G. Fel
We consider numerical semigroups , minimally generated by three positive integers. We revisit the Wilf question in and, making use of identi…