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劉瑞芳
(鄭州大學數學與統計學院教授)
鎖定
- 中文名
- 劉瑞芳
- 外文名
- Ruifang Liu
- 國 籍
- 中國
- 民 族
- 漢族
劉瑞芳個人簡介
劉瑞芳,女,理學博士
[1]
,教授
[1]
,博士生導師
[1]
。河南省教育廳學術技術帶頭人
[1]
,河南省優青基金獲得者
[1]
。河南省優秀碩士學位論文指導教師
[1]
,河南省高等學校青年骨幹教師
[1]
。中國工業與應用數學學會圖論組合及應用專業委員會委員
[1]
,河南省運籌學會常務理事
[1]
,美國《數學評論》評論員
[1]
。曾在美國西弗吉尼亞大學數學系和香港浸會大學數學系進行學術訪問
[1]
。
劉瑞芳獲獎情況
劉瑞芳主持項目
劉瑞芳代表性論文
1. Guoyan Ao, Ruifang Liu*, Jinjiang Yuan, Rao Li, Improved sufficient conditions for k-leaf-connected graphs, Discrete Applied Mathematics 314 (2022) 17-30.
[1]
2. Ruifang Liu, Hong-Jian Lai*, Rao Li, Hamiltonian s-properties and eigenvalues of k-connected graphs, Discrete Mathematics 345 (2022) 112774.
[1]
3. Jie Xue, Ruifang Liu*, Jinlong Shu, On graphs whose third largest distance eigenvalue dose not exceed -1, Applied Mathematics and Computation 402 (2021) 126137.
[1]
4. Ruifang Liu, Hong-Jian Lai*, Litao Guo, Jie Xue, Fractional matching number and spectral radius of nonnegative matrices of graphs, Linear and Multilinear Algebra, DOI: 10.1080/03081087.2020.1865252, 2020.
[1]
5. Jie Xue, Ruifang Liu*, Guanglong Yu, Jinlong Shu, Domination number and Laplacian eigenvalue of trees, Linear Algebra and its Applications 592 (2020) 210-227.
[1]
6. Ruifang Liu, Hong-Jian Lai*, Yingzhi Tian, Spanning tree packing number and eigenvalues of graphs with given girth, Linear Algebra and its Applications 578 (2019) 411-424.
[1]
7. Ruifang Liu, Hong-Jian Lai*, Yingzhi Tian, Yang Wu, Vertex connectivity and eigenvalues of graphs with fixed girth, Applied Mathematics and Computation 344-345 (2019) 141-149.
[1]
8. Ruifang Liu*, Jie Xue, Graphs with small diameter determined by their D-spectra, Czechoslovak Mathematical Journal (2018) 18pp.
[1]
9. Ruifang Liu*, Xue Du, Huicai Jia, Some observations on Harary index and traceable graphs, MATCH Commun. Math. Comput. Chem. 77 (2017) 195-208.
[1]
10. Ruifang Liu*, Jie Xue, Litao Guo, On the second largest distance eigenvalue of a graph, Linear and Multilinear Algebra 65 (2017) 1011-1021.
[1]
11. Ruifang Liu, Wai Chee Shiu*, General Randic matrix and general Randic incident matrix, Discrete Applied Mathematics 186 (2015) 168-175.
[1]
12. Ruifang Liu, Wai Chee Shiu*, Jie Xue, Sufficient spectral conditions on Hamiltonian and traceable graphs, Linear Algebra and its Applications 467 (2015) 254-266.
[1]
13. Huiqiu Lin*, Ruifang Liu, Xiwen Lu, The inertia and energy of the distance matrix of a connected graph, Linear Algebra and its Applications 467 (2015) 29-39.
[1]
14. Ruifang Liu*, Huicai Jia, Jinjiang Yuan, First eigenvalue of nonsingular mixed graphs with given number of pendant vertices, Linear Algrbra and its Applications 453 (2014) 28-43.
[1]
15. Ruifang Liu*, Haixia Wan, Jinjiang Yuan, Huicai Jia, The least eigenvalue of the signless Laplacian of non-bipartite unicyclic graphs with k pendant vertices, Electronic Journal of Linear Algebra 26 (2013) 333-344.
[1]
16. Litao Guo, Ruifang Liu*, Xiaofeng Guo, Super λ3-optimality of regular graphs, Applied Mathematics Letters 25 (2012) 128-132.
[1]
17. Mingqing Zhai, Ruifang Liu, Jinlong Shu*, An edge-grafting theorem on Laplacian spectra of graphs and its application, Linear and Multilinear Algebra 59 (2011) 303-315.
[1]
18. Mingqing Zhai, Ruifang Liu, Jinlong Shu*, Minimizing the least eigenvalue of unicyclic graphs with fixed diameter, Discrete Mathematics 310 (2010) 947-955.
[1]
19. Ruifang Liu, Mingqing Zhai, Jinlong Shu*, The least eigenvalue of unicyclic graphs with nvertices and kpendant vertices, Linear Algebra and its Applications 431(2009) 657-665.
[1]
20. Ruifang Liu, Zhonghua Lu, Jinlong Shu*,The minimal Laplacian spectral radius of trees with a given diameter, Theoretical Computer Science 410 (2009) 78-83.
[1]
- 參考資料
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- 1. 鄭州大學數學與統計學院專家教授—劉瑞芳 .鄭州大學數學與統計學院.2019-01-07[引用日期2022-06-07]