An \(\mathrm{HP}^2\)-bundle over \(\mathrm{S}^4\) with nontrivial \(\hat{A}\)-genus

DOI10.5802/crmath.156zbMath1461.57015arXiv2007.15062OpenAlexW3136506539MaRDI QIDQ2658210

Oscar Randal-Williams, Manuel Krannich, Alexander Kupers

Publication date: 19 March 2021

Published in: Comptes Rendus. Mathématique. Académie des Sciences, Paris (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2007.15062

zbMATH Keywords

surgery theorymanifolds of metricssmooth fiber bundles

Mathematics Subject Classification ID

Characteristic classes and numbers in differential topology (57R20) Topology of vector bundles and fiber bundles (57R22) Homology of classifying spaces and characteristic classes in algebraic topology (55R40) Manifolds of metrics (especially Riemannian) (58D17)

Related Items (4)

H-space and loop space structures for intermediate curvatures ⋮ Analysis, geometry and topology of positive scalar curvature metrics. Abstracts from the workshop held June 27 -- July 3, 2021 (hybrid meeting) ⋮ Spaces of positive intermediate curvature metrics ⋮ On the topology of moduli spaces of non-negatively curved Riemannian metrics

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