Work

Congruences for modular forms mod 2 and quaternionic $S$-ideal classes

Year: 2017
Type: preprint
Abstract: We prove many simultaneous congruences mod 2 for elliptic and Hilbert modular forms among forms with different Atkin--Lehner eigenvalues. The proofs involve the notion of quaternionic $S$-ideal classes and the distribution of Atkin--Lehner signs among newforms.
Language: English
Open Access status: green
OpenAlex ID: W2951247774
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