Impossible specifications for the modular group

DOI10.1007/BF01171151zbMath0317.10038OpenAlexW2056076938MaRDI QIDQ1221777

W. Wilson Stothers

Publication date: 1974

Published in: Manuscripta Mathematica (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/154277

Mathematics Subject Classification ID

Graphs and abstract algebra (groups, rings, fields, etc.) (05C25) Modular and automorphic functions (11F03)

Related Items (8)

SUBGROUPS OF FINITE INDEX IN (2, 3, n)-TRIANGLE GROUPS ⋮ Examples of effective solution of the Riemann-Hilbert problem on construction of a differential equation from the monodromy group in the framework of the theory of automorphic functions ⋮ Riemann surfaces ⋮ Statistics of isomorphism types in free products. ⋮ Subgroups of infinite index in the modular group ⋮ Subgroups of infinite index in the modular group III ⋮ Level and index in the modular group ⋮ Statistics of subgroups of the modular group

Cites Work

• Normal subgroups of the unimodular group
• Lattice subgroups of free congruence groups
• Subgroups of the Classical Modular Group
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