The cusp amplitudes of the congruence subgroups of the classical modular group

zbMath0467.20039MaRDI QIDQ1155725

Heinrich Larcher

Publication date: 1982

Published in: Illinois Journal of Mathematics (Search for Journal in Brave)

zbMATH Keywords

congruence subgroupscusp amplitudes

Mathematics Subject Classification ID

Unimodular groups, congruence subgroups (group-theoretic aspects) (20H05)

Related Items (7)

On Rademacher's conjecture: congruence subgroups of genus zero of the modular group. ⋮ Geometry of the Wiman-Edge pencil and the Wiman curve ⋮ Identifying congruence subgroups of the modular group ⋮ Über die Spitzenbreiten von Kongruenzuntergruppen der rationalen Modulgruppe. (On the cusp amplitudes of congruence subgroups of the rational modular group) ⋮ Linear groups ⋮ On Thompson's finiteness theorem. ⋮ Torsion-free genus zero congruence subgroups of \(\text{PSL}_2(\mathbb R)\)

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