Congruence Subgroups of the Picard Group

DOI10.4153/CJM-1980-116-7zbMath0461.20032MaRDI QIDQ3910689

Benjamin Fine

Publication date: 1980

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

zbMATH Keywords

Picard groupcongruence subgroupsfree products with amalgamationsFuchsian subgroups

Mathematics Subject Classification ID

Unimodular groups, congruence subgroups (group-theoretic aspects) (20H05) Structure of modular groups and generalizations; arithmetic groups (11F06) Free products of groups, free products with amalgamation, Higman-Neumann-Neumann extensions, and generalizations (20E06) Fuchsian groups and automorphic functions (aspects of compact Riemann surfaces and uniformization) (30F35)

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