Journal of Jilin University Science Edition ›› 2019, Vol. 57 ›› Issue (2): 206-212.

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Inequalities on Generalized Normalized δ-Casorati Curvatures forSubmanifolds in Statistical Manifolds of Constant Curvatures#br#

CAI Dandan, LIU Xudong, ZHANG Liang   

  1. School of Mathematics and Statistics, Anhui Normal University, Wuhu 241003, Anhui Province, China

  • Received:2018-03-26 Online:2019-03-26 Published:2019-03-25
  • Contact: ZHANG Liang E-mail:zhliang43@163.com

Abstract: We considered submanifolds in statistical manifolds of constant curvatures by using Oprea’s optimization method, and obtained some geometric inequalities involving the generalized normalized δ-Casorati curvatures. We gave the upper bound and the lower bound of the normalized scalar curvature of the submanifolds, respectively, and the properties of submanifolds satisfying the equality cases.

Key words: statistical manifold, submanifold, generalized normalized δ-Casorati curvature, inequality

CLC Number: 

  • O186.11