Abstract
In this paper we study a global rigidity property for weakly Landsberg manifolds and prove that a closed weakly Landsberg manifold with the negative flag curvature must be Riemannian.
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This work was supported partially by the National Natural Science Foundation of China (Grant No. 10671214), the Natural Science Foundation of Fujian Province of China (Grant No. S0650024) and the Fund of the Education Department of Fujian Province of China (Grant No. JA06053)
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Wu, By. A global rigidity theorem for weakly Landsberg manifolds. SCI CHINA SER A 50, 609–614 (2007). https://doi.org/10.1007/s11425-007-0031-6
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DOI: https://doi.org/10.1007/s11425-007-0031-6