段华贵,男,南开大学数学科学学院副教授,研究方向是非线性分析.发表文章及著作 发表文章及著作: [1] Huagui Duan, Yiming Long, Multiple closed geodesics on bumpy Finsler n-spheres. J. Differential Equations. 233 (2007), 221-240. [1] [2] Huagui Duan, Yiming Long, Multiplicity and stability of closed geodesics on bumpy Finsler 3-spheres. Calc. Var. & Partial Differential Equations. 31 (2008), 483-496. [3] Yiming Long, Huagui Duan, Multiple closed geodesics on 3-spheres. Advances in Mathematics, 221 (2009), 1757-1803. [4] Huagui Duan, Yiming Long, The index growth and multiplicity of closed geodesics. J. Funct. Anal. 259 (2010), 1850-1913. 百度百科内容由网友共同编辑,如您发现自己的词条内容不准确或不完善,欢迎使用本人词条编辑服务(免费)参与修正.立即前往 参考资料 1. 南开大学数学科学学院副教授 .南开大学数学科学学院[引用日期2013-02-15] 词条标签: 行业人物 , 科研人员 , 教师 , 大学教师 , 人物