zygund

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Name	zygund
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afraid of spheres

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Total spaces of $TS^2$ and $S^2 \times R^2$ not homeomorphic

apr 1 12 at 22:02 zygund 437●2●7

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When is the connected sum of manifolds orientation-independent?

at.algebraic-topology gn.general-topology manifolds four-manifolds

apr 8 12 at 15:22 Vitali Kapovitch 4,082●1●11●22

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Trivial cobordism group in dimensions 1, 3, 7 related to H-space structures on the spheres in these dimensions?

gn.general-topology at.algebraic-topology kt.k-theory-homology

apr 16 12 at 11:02 Sergey Melikhov 3,692●12●19

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Total spaces of $TS^2$ and $S^2 \times R^2$ not homeomorphic

When is the connected sum of manifolds orientation-independent?

Trivial cobordism group in dimensions 1, 3, 7 related to H-space structures on the spheres in these dimensions?

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