Some results on Hecke and extended Hecke groups

DOI10.3906/mat-1704-81zbMath1424.20049OpenAlexW2789911014MaRDI QIDQ4634122

Publication date: 7 May 2019

Published in: TURKISH JOURNAL OF MATHEMATICS (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.3906/mat-1704-81

zbMATH Keywords

principal congruence subgroups commutator subgroups extended Hecke groups generalized $M^{\ast}$-groups

Mathematics Subject Classification ID

Klein surfaces (30F50) Structure of modular groups and generalizations; arithmetic groups (11F06) Fuchsian groups and their generalizations (group-theoretic aspects) (20H10) Fuchsian groups and automorphic functions (aspects of compact Riemann surfaces and uniformization) (30F35)

Cites Work

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Hypermap operations of finite order
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The groups of real genus 4
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Knit products of some groups and their applications.
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Finite group actions of large order on compact bordered surfaces
The Classification of Non-Euclidean Plane Crystallographic Groups
Subgroups of Fuchsian Groups and Finite Permutation Groups
On the Extended Hecke Group $\overline{H}(\lambda_5)$
Principal congruence subgroups of the Hecke groups

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