Classification of manifolds with weakly 1/4-pinched curvatures

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We show that a compact Riemannian manifold with weakly 1/4-pinched sectional curvatures is either locally symmetric or diffeomorphic to a space form.
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Differential Geometry

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http://salesiana.dossiersoluciones.com/handle/123456789/165061

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0705.3963
 http://arxiv.org/abs/0705.3963
 Acta Math. 200, 1--13 (2008)

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arXiv