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On weakly cyclic Z symmetric manifolds

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Abstract

The object of the present paper is to study weakly cyclic Z symmetric manifolds. Some geometric properties have been studied. We obtain a sufficient condition for a weakly cyclic Z symmetric manifold to be a quasi Einstein manifold. Next we consider conformally flat weakly cyclic Z symmetric manifolds. Then we study Einstein (WCZS) n (n > 2). Also we study decomposable (WCZS) n (n > 2). We prove the equivalency of semisymmetry and Weyl-semisymmetry in a (WCZS) n (n > 2). Finally, we give an example of a (WCZS)4.

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Correspondence to C. A. Mantica.

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The third author was supported by Proj. No. NRF-2012-R1A2A2A-01043023 from National Research Foundation.

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De, U.C., Mantica, C.A. & Suh, Y.J. On weakly cyclic Z symmetric manifolds. Acta Math. Hungar. 146, 153–167 (2015). https://doi.org/10.1007/s10474-014-0462-9

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