Normalizers of congruence groups in SL2(ℝ) and automorphisms of lattices

DOI10.1142/S1793042117500701zbMath1384.11069arXiv1512.07547MaRDI QIDQ5269117

Shaul Zemel

Publication date: 15 June 2017

Published in: International Journal of Number Theory (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1512.07547

zbMATH Keywords

modular curvesnormalizercongruence subgroupsAtkin-Lehner involution

Mathematics Subject Classification ID

Unimodular groups, congruence subgroups (group-theoretic aspects) (20H05) Structure of modular groups and generalizations; arithmetic groups (11F06) Other groups of matrices (20H99)

Related Items (7)

Normalizers of intermediate congruence subgroups of the Hecke subgroups ⋮ Weierstrass points of modular curves at cusps ⋮ Shintani lifts of nearly holomorphic modular forms ⋮ Hurwitz class numbers with level and modular correspondences ⋮ A magnetic modular form ⋮ Shimura lifts of weakly holomorphic modular forms ⋮ Bielliptic intermediate modular curves

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