Non-limit-circle criteria for singular Hamiltonian differential systems |
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| Authors: | Jiangang Qi |
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| Affiliation: | Department of Mathematics, Ningbo University, Zhejiang, Ningbo 315122, PR China |
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| Abstract: | Non-limit-circle criteria for singular Hamiltonian differential expressions with complex coefficients are obtained. The main results are extensions of the previous limit-point criterion due to H. Weyl for second-order differential equations. |
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| Keywords: | Hamiltonian systems Deficiency index Limit-point(circle) case |
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