∗-Ricci tensor on three dimensional almost coKähler manifolds


V Venkatesha, Uday Chand De, Aruna H Kumara, Devaraja Mallesha Naik




In this paper, we obtain some classification results of three-dimensional non-coKähler almost coKähler manifold M whose Reeb vector field is strongly normal unit vector field with ξ(∥∇ ξ h∥) = 0, for which the *-Ricci tensor is of Codazzi-type or M satisfies the curvature condition Q * · R = 0.