nLab Diarmuid Crowley

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Selected writings

On sphere-fiber bundles and specifically on 3-sphere-fiber bundles over the 4-sphere in relation to exotic 7-spheres:

• Diarmuid Crowley, Christine Escher, A classification of $S^3$-bundles over $S^4$, Differential Geometry and its Applications Volume 18, Issue 3, May 2003, Pages 363-380 (doi:10.1016/S0926-2245(03)00012-3))

On Steenrod representability:

• Diarmuid Crowley, Mark Grant: Immersed but not embedded homology classes [arXiv:2412.15359]

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