We consider the periodic solutions of the Hamiltonian system - x(two over dots) = V' (X) with V being superquadratic in some directions at infinity. Some theorems on periodic solutions for superquadratic V are generalized. (c) 2005 Elsevier Ltd. All rights reserved.
机构:
Southwest Univ, Dept Math, Chongqing 400715, Peoples R China
Xinyang Normal Univ, Coll Math & Informat Sci, Xinyang City 464000, Henan, Peoples R ChinaSouthwest Univ, Dept Math, Chongqing 400715, Peoples R China
Xue, Yan-Fang
Tang, Chun-Lei
论文数: 0引用数: 0
h-index: 0
机构:
Southwest Univ, Dept Math, Chongqing 400715, Peoples R ChinaSouthwest Univ, Dept Math, Chongqing 400715, Peoples R China