Groups of the second kind within the modular group

zbMath0463.20035MaRDI QIDQ1153440

W. Wilson Stothers

Publication date: 1981

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

zbMATH Keywords

coset diagramssubgroups of infinite indexclassical modular groupFuchsian groups of the second kind

Mathematics Subject Classification ID

Unimodular groups, congruence subgroups (group-theoretic aspects) (20H05) Structure of modular groups and generalizations; arithmetic groups (11F06) Fuchsian groups and their generalizations (group-theoretic aspects) (20H10)

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