Sturm–Liouville Problems Involving Distribution Weights and an Application to Optimal Problems von Guo, Hongjie, Qi, Jiangang

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Optimal recovery of potentials for Sturm-Liouville eigenvalue problems with separated boundary conditions von Jia, Yifei, Qi, Jiangang, Li, Jing

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Extremal Problems of the Density for Vibrating String Equations with Applications to Gap and Ratio of Eigenvalues von Qi, Jiangang, Li, Jing, Xie, Bing

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The Properties of Eigenvalues and Eigenfunctions for Nonlocal Sturm–Liouville Problems von Liu, Zhiwen, Qi, Jiangang

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The Uniform Lipschitz Continuity of Eigenvalues of Sturm–Liouville Problems with Respect to the Weighted Function von Xu, Jing, Liu, Zhiwen, Qi, Jiangang

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Transcendence and the Expression of the Spectral Series of a Class of Higher Order Differential Operators von Xie, Bing, Li, Jing, Qi, Jiangang

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Eigenvalue problems of the model from nonlocal continuum mechanics von Qi, Jiangang, Chen, Shaozhu

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The upper and lower bounds on non-real eigenvalues of indefinite Sturm-Liouville problems von Qi, Jiangang, Xie, Bing, Chen, Shaozhu

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Extremal norm for potentials of Sturm-Liouville eigenvalue problems with separated boundary conditions von Hongjie Guo, Jiangang Qi

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Non-real eigenvalues of nonlocal indefinite Sturm–Liouville problems von Sun, Fu, Li, Kun, Qi, Jiangang, Liao, Baochao

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On classification of second-order differential equations with complex coefficients von Sun, Huaqing, Qi, Jiangang

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Essential spectra of singular matrix differential operators of mixed order von Qi, Jiangang, Chen, Shaozhu

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Optimal inverse problems of potentials for two given eigenvalues of Sturm–Liouville problems von Zhao, Min, Qi, Jiangang

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Continuous dependence of eigenvalues on potential functions for nonlocal Sturm–Liouville equations von Li, Jing, Qi, Jiangang

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Note on a nonlocal Sturm–Liouville problem with both right and left fractional derivatives von Li, Jing, Qi, Jiangang

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The number of Dirac‐weighted eigenvalues of Sturm–Liouville equations with integrable potentials and an application to inverse problems von Chen, Xiao, Qi, Jiangang

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On a nonlocal Sturm–Liouville problem with composite fractional derivatives von Li, Jing, Qi, Jiangang

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Extremal norms of the potentials recovered from inverse Dirichlet problems von Qi, Jiangang, Chen, Shaozhu

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Classification of Non-self-adjoint Singular Sturm–Liouville Difference Equations von Sun, Huaqing, Qi, Jiangang, Jing, Haibin

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Friedrichs extensions for Sturm–Liouville operators with complex coefficients and their spectra von Zheng, Zhaowen, Qi, Jiangang, Shao, Jing

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