Characteristic Jacobi Operator on Almost Cosymplectic 3-Manifolds

The Ricci tensor, phi-Ricci tensor and the characteristic Jacobi operator 

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  • Reference1 J.T.Cho and M.Kimura, Reeb flow symmetry on almost contact three-manifolds, Differential Geom. Appl. 35 (2014), suppl., 266--273.
  • Reference 2 I.K.Erken and C.Murathan, A class of 3-dimensional almost cosymplectic manifolds, Turkish J. Math. 37 (2013), 884---894.