On normal subgroups of direct products

DOI10.1017/S0013091500018228zbMath0704.20022MaRDI QIDQ3483456

Francis E. A. Johnson

Publication date: 1990

Published in: Proceedings of the Edinburgh Mathematical Society (Search for Journal in Brave)

zbMATH Keywords

automorphismnormal subgroupsquiversdirect productsfree groupsfinite indexgeneralized commensurability class

Mathematics Subject Classification ID

Subgroup theorems; subgroup growth (20E07) Automorphisms of infinite groups (20E36) Extensions, wreath products, and other compositions of groups (20E22) Free nonabelian groups (20E05)

Related Items (4)

A group theoretic analogue of the Parshin-Arakelov rigidity theorem ⋮ Infinite Families of Isomorphic Nonconjugate Finitely Generated Subgroups ⋮ Incoherence of integral group rings. ⋮ Finitely presented normal subgroups of a product of Fuchsian groups

Cites Work

• Unnamed Item
• Automorphisms of direct products of groups and their geometric realisations
• Unzerlegbare Darstellungen. I. (Indecomposable representations. I)
• Über \(n\)-dimensionale Gittertransformationen
• COXETER FUNCTORS AND GABRIEL'S THEOREM
• Subgroups of Direct Products of Free Groups

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