Subgroups of infinite index in the modular group II

DOI10.1017/S0017089500004523zbMath0478.10013OpenAlexW4210685671MaRDI QIDQ3934473

W. Wilson Stothers

Publication date: 1981

Published in: Glasgow Mathematical Journal (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1017/s0017089500004523

zbMATH Keywords

modular groupspecificationcoset diagramssubgroups of infinite indexcusp-width

Mathematics Subject Classification ID

Subgroup theorems; subgroup growth (20E07) Unimodular groups, congruence subgroups (group-theoretic aspects) (20H05) Structure of modular groups and generalizations; arithmetic groups (11F06)

Related Items

The classification of finite and locally finite connected-homogeneous digraphs, Maximal nonparabolic subgroups of the modular group

Cites Work

• Triangular Maps and Non-Congruence Subgroups of the Modular Group
• The number of subgroups of given index in the modular group
• Theory of Maps on Orientable Surfaces
• Subgroups of the Classical Modular Group