Varieties of Group Representations and Casson's Invariant for Rational Homology 3-Spheres

DOI10.2307/2001712zbMath0707.57009OpenAlexW4230965488MaRDI QIDQ3488887

Steven Boyer, Andrew J. Nicas

Publication date: 1990

Published in: Transactions of the American Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2001712

zbMATH Keywords

Casson invariantconnected sums\({\mathbb{Q}}\)-homology 3-spheresSU(2) representations of a finitely generated grouptoroidal splittings of a \({\mathbb{Z}}\)-homology 3-sphereZariski tangent space to an abelian \(SL_ 2({\mathbb{C}})\) representation

Mathematics Subject Classification ID

General low-dimensional topology (57M99) Fundamental group, presentations, free differential calculus (57M05) Special aspects of infinite or finite groups (20F99) Representation theory of groups (20C99) Fundamental groups and their automorphisms (group-theoretic aspects) (20F34)

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