A conformally invariant sphere theorem in four dimensions

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dc.creatorChang, S. Y. A
dc.creatorGursky, Matthew J.
dc.creatorYang, Paul
dc.date2003-09-17
dc.date.accessioned2026-07-07T05:01:13Z
dc.date.available2026-07-07T05:01:13Z
dc.descriptionIn this paper we provide a sharp characterization of the smooth four-dimensional sphere. The assumptions of the theorem are conformally invariant, and can be reduced to an L^2 inequality of the Weyl tensor and positivity of the Yamabe invariant.
dc.description39 pages, 0 figures
dc.identifierhttps://arxiv.org/abs/math/0309287
dc.identifierhttp://arxiv.org/abs/math/0309287
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/68596
dc.subjectDifferential Geometry
dc.subject53C20
dc.titleA conformally invariant sphere theorem in four dimensions
dc.typetext

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