The Projective Class Group of the Fundamental Group of a Surface is Trivial

DOI10.2307/2038628zbMath0253.20046OpenAlexW4249550140MaRDI QIDQ5666744

Koo-Guan Choo

Publication date: 1973

Full work available at URL: https://doi.org/10.2307/2038628

Mathematics Subject Classification ID

Free nonabelian groups (20E05) Free products of groups, free products with amalgamation, Higman-Neumann-Neumann extensions, and generalizations (20E06) Homotopy groups (55Q99)

Related Items

Whitehead Groups of Certain Semidirect Products of Free Groups, Whitehead groups of semidirect products of free groups II, Whitehead groups of semidirect products of free groups, Group rings of HNN extensions and the coherence property

Cites Work

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• Whitehead torsion of free products
• Projective modules over free groups are free
• On class groups of free products
• The Whitehead group of a polynomial extension
• Whitehead torsion