Characteristic Jacobi Operator on Almost Kenmotsu $3$-manifolds
Year 2023,
, 464 - 525, 29.10.2023
Jun-ichi Inoguchı
Abstract
The Ricci tensor field, $\varphi$-Ricci tensor field and the characteristic Jacobi operator
on almost Kenmotsu $3$-manifolds are investigated. We give a classification of
locally symmetric almost Kenmotsu $3$-manifolds.
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