Varieties of group representations and splittings of 3-manifolds. (English) Zbl 0529.57005


57N10 Topology of general \(3\)-manifolds (MSC2010)
57M40 Characterizations of the Euclidean \(3\)-space and the \(3\)-sphere (MSC2010)
57M05 Fundamental group, presentations, free differential calculus
20C07 Group rings of infinite groups and their modules (group-theoretic aspects)
20F34 Fundamental groups and their automorphisms (group-theoretic aspects)
51M10 Hyperbolic and elliptic geometries (general) and generalizations
57M12 Low-dimensional topology of special (e.g., branched) coverings
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