Multiplicity and stability of closed geodesics on positively curved Finsler 4-spheres

2022/07/06 by Duan, Huagui, Xie, Dong
#Differential Geometry (math.DG) #Dynamical Systems (math.DS) #FOS: Mathematics #Symplectic Geometry (math.SG)

paper · doi:10.48550/arxiv.2207.02405

Abstract

In this paper, we prove that for every Finsler 4-dimensional sphere (S⁴,F) with reversibility λ and flag curvature K satisfying (25)/(9)(\fracλ1+λ)²

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