A COMPLETE METRIC OF POSITIVE CURVATURE ON R^n AND EXISTENCE OF CLOSED GEODESICS

在线阅读 下载PDF 导出详情
摘要 AnexampleofcompletsRiemannianmetricofpositive(ornonnagative)curvatureonR^nsuchasds^2=a(x)dx^2isobtainedbydirectcaculations.Furthermore,byusingageodesicconvexconditionandatheoremforcompletenoncompactRiemannianmanifold,anexistenceresultofperiodicsulutionofprescribedenergyforasingularHamiltoniansystemisalsoobtained.
作者 ZHUDAXIN
机构地区 不详
出版日期 1994年03月13日(中国期刊网平台首次上网日期,不代表论文的发表时间)