In this paper, we present some Lyapunov type inequalities for discrete linear scalar Hamiltonian systems when the coefficient c(t) is not necessarily nonnegative valued and when the end-points are not necessarily usual zeros, but rather, generalized zeros. Applying these inequalities, we obtain some disconjugacy and stability criteria for discrete Hamiltonian systems. (C) 2003 Elsevier Science Ltd. All rights reserved.
机构:
Cent S Univ, Sch Math Sci & Comp Technol, Changsha 410083, Hunan, Peoples R China
Hunan Univ Technol, Coll Sci, Zhuzhou 412007, Hunan, Peoples R ChinaCent S Univ, Sch Math Sci & Comp Technol, Changsha 410083, Hunan, Peoples R China
Zhang, Qi-ming
Tang, X. H.
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Cent S Univ, Sch Math Sci & Comp Technol, Changsha 410083, Hunan, Peoples R ChinaCent S Univ, Sch Math Sci & Comp Technol, Changsha 410083, Hunan, Peoples R China
机构:
Cent S Univ, Sch Math Sci & Comp Technol, Changsha, Hunan, Peoples R China
Hunan Univ Technol, Coll Sci, Zhuzhou, Hunan, Peoples R ChinaCent S Univ, Sch Math Sci & Comp Technol, Changsha, Hunan, Peoples R China
Zhang, Qi-ming
Tang, X. H.
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Cent S Univ, Sch Math Sci & Comp Technol, Changsha, Hunan, Peoples R ChinaCent S Univ, Sch Math Sci & Comp Technol, Changsha, Hunan, Peoples R China
机构:
Jishou Univ, Coll Math & Comp Sci, Jishou 416000, Hunan, Peoples R China
Cent South Univ, Sch Math Sci & Comp Technol, Changsha 410083, Hunan, Peoples R ChinaJishou Univ, Coll Math & Comp Sci, Jishou 416000, Hunan, Peoples R China
He, Xiaofei
Zhang, Qi-ming
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Cent South Univ, Sch Math Sci & Comp Technol, Changsha 410083, Hunan, Peoples R ChinaJishou Univ, Coll Math & Comp Sci, Jishou 416000, Hunan, Peoples R China
Zhang, Qi-ming
Tang, Xianhua
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Cent South Univ, Sch Math Sci & Comp Technol, Changsha 410083, Hunan, Peoples R ChinaJishou Univ, Coll Math & Comp Sci, Jishou 416000, Hunan, Peoples R China
机构:
Guangxi Coll & Univ Key Lab Math & Its Applicat, Nanning 530004, Peoples R ChinaGuangxi Coll & Univ Key Lab Math & Its Applicat, Nanning 530004, Peoples R China
Liu, Jing
Sun, Taixiang
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Guangxi Coll & Univ Key Lab Math & Its Applicat, Nanning 530004, Peoples R ChinaGuangxi Coll & Univ Key Lab Math & Its Applicat, Nanning 530004, Peoples R China
Sun, Taixiang
Kong, Xin
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Guangxi Coll & Univ Key Lab Math & Its Applicat, Nanning 530004, Peoples R ChinaGuangxi Coll & Univ Key Lab Math & Its Applicat, Nanning 530004, Peoples R China
Kong, Xin
He, Qiuli
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Guangxi Univ, Coll Elect Engn, Nanning 530004, Guangxi, Peoples R ChinaGuangxi Coll & Univ Key Lab Math & Its Applicat, Nanning 530004, Peoples R China