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On Lorentzian α-Sasakian Manifolds

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Abstract

The present paper deals with Lorentzian-Sasakian manifolds with conformally at and quasi conformally at curvature tensor. It is shown that in both cases,the manifold is locally isometric with a sphere S2n +1 (c). Further it is shown that an Lorentzian -Sasakian manifold with R(X;Y):C = 0 is locally isometric with a sphere S2n +1 (c), wherec = 2.0.

참고문헌 (15)

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