Differentiable Group Actions on Homotopy Spheres. II: Ultrasemifree Actions

DOI10.2307/1999330zbMath0531.57035OpenAlexW4250575976MaRDI QIDQ3312958

Reinhard Schultz

Publication date: 1981

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

Full work available at URL: https://doi.org/10.2307/1999330

zbMATH Keywords

semifree actionactions of compact Lie groupsdifferentiable group actions on homotopy spheresknot invariant of semifree actionSU(2) actions on the exotic 8-sphereultrasemifree action

Mathematics Subject Classification ID

Groups acting on specific manifolds (57S25) Compact Lie groups of differentiable transformations (57S15) Homotopy spheres, Poincaré conjecture (57R60)

Related Items (5)

Isovariant mappings of degree 1 and the gap hypothesis ⋮ The Atiyah-Singer Invariant, Torsion Invariants, and Group Actions on Spheres ⋮ Semi-linear homology 𝐺-spheres and their equivariant inertia groups ⋮ Circle Actions on Homotopy Spheres not Bounding Spin Manifolds ⋮ Nonlinear analogs of linear group actions on spheres

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