安天庆 - 河海大学

个人简介

安天庆，1963年生，甘肃古浪人，理学博士，江苏省“青蓝工程”中青年学术带头人, 江苏省数学会理事, 美国数学会《Math Rew》评论员, 南京市科技咨询专家. 曾在美国Utah State University、南开大学陈省身数学研究所、四川大学扬子数学中心等国内外高校做访问学者, 高级访问学者或访问教授(visiting professor). 现为河海大学理学院院长，教授，博士生导师

研究领域

研究方向为非线性泛函分析、微分方程与动力系统. 具体研究课题是临界点理论与及其在微分方程中的应用，对Hamilton系统的周期解问题、椭圆型方程边值问题有一定研究. 近年来对微分方程在工程力学、水系统科学中的应用有浓厚兴趣.

近期论文

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1. Tianqing An, Zhi-Qiang Wang，Periodic solutions of Hamiltonian systems with anisotropic growth, Comm. Pure Appl. Ana. 9:4 (2010) 1069—1082. 2. Tianqing An, Multiple periodic solutions of Hamiltonian systems with prescribed energy, J. Differential Equations, 236 (2007) 116—132. 3. Tianqing An, Subharmonic solutions of Hamiltonian systems and the Maslov-type index theory, J. Math. Ana. Appl. 331 (2007) 701—711. 4. Tianqing An, On the minimal periodic solutions of nonconvex superlinear Hamiltonian systems, J. Math. Ana. Appl. 329 (2007) 1273—1284. 5. Tianqing An, Non-existence of positive solution of some elliptic equations in positive-type domains, Applied Mathematics Letters, 20 (2007) 681—685. 6. Tianqing An, Periodic solutions of superlinear autonomous Hamiltonian systems with prescribed period, J. Math. Ana. Appl. 323 (2006) 854—863. 7. Tianqing An, The brake orbits of Hamiltonian systems on positive-type hypersurfaces, Positivity, 10 (2006) 681--692. 8. Tianqing An, Maslov-type indices for iterations of hyperbolic closed characteristics on positive-type hypersurfaces, Adv. in Math. (China), 34 (2005), 355--360. 9. Tianqing An, Periodic orbits of Hamiltonian systems on symmetric positive-type hypersurfaces, J. Math. Ana. Appl. 295 (2004) 144—152. 10. Tianqing An, On the number of periodic orbits of Hamiltonian systems on positive-type hypersurfaces in , Nonlinear Anal. TMA, 56 (2004) 633--641. 11. Tianqing An, Existence of multiple periodic orbits of Hamiltonian systems on positive-type hypersurfaces in , J. Math. Ana. Appl. 278 (2003) 376--396. 12. Tianqing An, Yiming Long, On the index theories for second order Hamiltonian systems, Nonlinear Anal. TMA, 34 (1998) 585--592. 13. Yiming Long, Tianqing An, Indexing domains of instability for Hamiltonian systems, Non. Diff. Equa. Appl. 5 (1998) 461—478.