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Publication:3218820
zbMath0555.57005MaRDI QIDQ3218820
Publication date: 1982
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
group extensionsHopf conjecturealmost finitely presented groupsdegree one maps between manifoldsfundamental groups of Poincaré spacesgeomorphismrealizing a homomorphism of fundamental groups by maps between manifolds
Extensions, wreath products, and other compositions of groups (20E22) Fundamental group, presentations, free differential calculus (57M05) Special aspects of infinite or finite groups (20F99) Algebraic topology of manifolds (57N65) Poincaré duality spaces (57P10)
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