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ON THE EXISTENCE OF INVARIANT TORI IN NON-CONSERVATIVE DYNAMICAL SYSTEMS WITH DEGENERACY AND FINITE DIFFERENTIABILITY 期刊论文
DISCRETE AND CONTINUOUS DYNAMICAL SYSTEMS, 2019, 卷号: 39, 期号: 7, 页码: 4225-4257
作者:  Li, Xuemei;  Shang, Zaijiu
收藏  |  浏览/下载：148/0  |  提交时间：2020/01/10
Invariant torus  small frequency  degeneracy  finite differentiability  
Quasi-Periodic Solutions for Differential Equations with an Elliptic-Type Degenerate Equilibrium Point Under Small Perturbations 期刊论文
JOURNAL OF DYNAMICS AND DIFFERENTIAL EQUATIONS, 2019, 卷号: 31, 期号: 2, 页码: 653-681
作者:  Li, Xuemei;  Shang, Zaijiu
收藏  |  浏览/下载：136/0  |  提交时间：2020/01/10
Delay differential equation  Degenerate equilibrium point  Quasi-periodic solution  Perturbation  
Numerical invariant tori of symplectic integrators for integrable Hamiltonian systems 期刊论文
SCIENCE CHINA-MATHEMATICS, 2018, 卷号: 61, 期号: 9, 页码: 1567-1588
作者:  Ding, Zhaodong;  Shang, Zaijiu
收藏  |  浏览/下载：141/0  |  提交时间：2018/10/07
Hamiltonian systems  symplectic integrators  KAM theory  invariant tori  twist symplectic mappings  Russmann's non-degeneracy  
numericalinvarianttoriofsymplecticintegratorsforintegrablehamiltoniansystems 期刊论文
sciencechinamathematics, 2018, 卷号: 61, 期号: 9, 页码: 1567
作者:  Ding Zhaodong;  Shang Zaijiu
收藏  |  浏览/下载：131/0  |  提交时间：2020/01/10
A New Method for Channel Availability Analysis and the Associated Policy Design for Selection of Channel Sensing Order in CRNs 期刊论文
IEEE TRANSACTIONS ON SIGNAL PROCESSING, 2016, 卷号: 64, 期号: 9, 页码: 2443-2458
作者:  Jiang, Ningning;  Hua, Junbo;  Shang, Zaijiu;  Yang, Kehu
收藏  |  浏览/下载：95/0  |  提交时间：2018/07/30
Cognitive radio  channel availability analysis  sensing policy  primary network  idle probability  
Detection and Leasing of Joint Space and Spectrum Opportunities by Multiple Secondary Network Operators in Cognitive Radio Systems 期刊论文
JOURNAL OF SIGNAL PROCESSING SYSTEMS FOR SIGNAL IMAGE AND VIDEO TECHNOLOGY, 2016, 卷号: 83, 期号: 2, 页码: 293-308
作者:  Li, Guimin;  Shang, Zaijiu;  Yang, Kehu
收藏  |  浏览/下载：163/0  |  提交时间：2018/07/30
Fifth generation (5G) wireless networks  Cognitive radio  Detection probability  Orthogonal beams  Spectrum leasing  Differential game  
INTEGRABLE DISCRETISATION OF THE LOTKA-VOLTERRA SYSTEM 期刊论文
Journal of Computational Mathematics, 2015, 卷号: 33, 期号: 5, 页码: 468
作者:  He Yang;  Sun Yajuan;  Shang Zaijiu
收藏  |  浏览/下载：117/0  |  提交时间：2018/07/30
Newman-Penrose constants of the Kerr-Newman metric 期刊论文
PHYSICAL REVIEW D, 2007, 卷号: 76, 期号: 10, 页码: 4
作者:  Gong, Xuefei;  Shang, Yu;  Bai, Shan;  Cao, Zhoujian;  Luo, Ziren;  Lau, Y. K.
收藏  |  浏览/下载：132/0  |  提交时间：2018/07/30
Light cone structure near null infinity of the Kerr metric 期刊论文
PHYSICAL REVIEW D, 2007, 卷号: 75, 期号: 4, 页码: 7
作者:  Bai, Shan;  Cao, Zhoujian;  Gong, Xuefei;  Shang, Yu;  Wu, Xiaoning;  Lau, Y. K.
收藏  |  浏览/下载：125/0  |  提交时间：2018/07/30
Volume-preserving maps, source-free systems and their local structures 期刊论文
JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL, 2006, 卷号: 39, 期号: 19, 页码: 5601-5615
作者:  Shang, ZJ
收藏  |  浏览/下载：93/0  |  提交时间：2018/07/30