2 papers
math.NT2019
Note on Fourier expansions at cusps
François Brunault, Michael Neururer
This was originally an appendix to our paper `Fourier expansions at cusps' [arXiv:1807.00391]. The purpose of this note is to give a proof of a theorem of Shimura on the action of…
math.NT2018
A magnetic modular form
Yingkun Li, Michael Neururer
In this paper, we prove a conjecture of Broadhurst and Zudilin \cite{BZ17} concerning a divisibility property of the Fourier coefficients of a meromorphic modular form using the ge…