• 2023.3.31

    Lecture on "Two-stage Chinese College Admission"

    sdzyenSpeaker: Zhangjun, professor at Nanjing Audit UniversityDate: March 31, 2023Time: 15:30-17:00Location: Zhixin Building, Block B, 321Sponsor: School of Economics, Shandong UniversityAbstract:The college admission system of China has used a two-stage procedure for two decades: the first stage sends each student’s application to most colleges; the second stage assigns each applicant to various ma...

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  • 2023.3.31

    Lecture on "Some New Results on Spectral Turan-Type Problems"

    sdzyenSpeaker: Kang Liying, Professor and doctoral supervisor at Shanghai UniversityDate: March 31, 2023Time: 9:30-10:30Location: Tencent MeetingSponsor: School of Mathematics, Shandong UniversityAbstract:For a simple graph, let and denote set of graphs with the maximum number of edges and the set of graphs with the maximum spectral radius in an -vertex graph without any copy of the graph , respectiv...

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  • 2023.4.13

    Lecture on "Spanning Trees with a Bounded Number of Leaves"

    sdzyenSpeaker: Hu Zhiquan, Professor, doctoral supervisor at Central China Normal UniversityDate: April 13, 2023Time: 9:30-10:30Location: Tencent MeetingSponsor: School of Mathematics, Shandong UniversityAbstract:In this talk, we show some results of spanning trees with a bounded number of leaves in a graph. In particular, we prove that it is a 2-connected-free graph with, then it contains a spanning...

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  • 2023.4.3

    Lecture on "Jumping Densities of Hypergraphs"

    sdzyenSpeaker: Peng Yuejian, Professor and doctoral supervisor at Hunan UniversityDate: April 3, 2023Time: 20:00-21:00Location: Tencent MeetingSponsor: School of Mathematics, Shandong UniversityAbstract:For more information, please visit:https://www.view.sdu.edu.cn/info/1020/175539.ht

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