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2023.3.31
2023.3.31
Lecture on "Two-stage Chinese College Admission"
Speaker: 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
2023.3.31
Lecture on "Some New Results on Spectral Turan-Type Problems"
Speaker: 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
2023.4.13
Lecture on "Spanning Trees with a Bounded Number of Leaves"
Speaker: 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
2023.4.3
Lecture on "Jumping Densities of Hypergraphs"
Speaker: 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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2023.3.30
2023.3.30
Lecture on "Quadratic Twists of Modular L-functions"
Speaker: Li Xiannan, faculty at Kansas State UniversityDate: March 30, 2023Time: 10:00-11:00Location: ZoomSponsor: School of Mathematics, Shandong UniversityAbstract:The behaviour of quadratic twists of modular L-functions is at the critical point is related both to coefficients of half-integer weight modular forms and data on elliptic curves. Here we describe a proof of an asymptotic for the s...
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2023.3.24
2023.3.24
Lecture on "A Model-Data Asymptotic-Preserving Neural Network Method Based on Micro-Macro Decomposition for Gray Radiative Transfer Equations"
Speaker: Sun Wenjun, researcher at the Institute of Applied Physics and Computational Mathematics and Center for Applied Physics and Technology at Peking UniversityDate: March 24, 2023Time: 14:00-15:00Location: Tencent MeetingSponsor: School of Mathematics, Shandong UniversityAbstract:This talk aims to introduce a model-data asymptotic-preserving neural network (MD-APNN) method to solve the non...
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2023.3.24
2023.3.24
Lecture on "Some Properties of Archimedean Tiling Graphs"
Speaker: Yuan Liping, Professor, doctoral supervisor at Hebei UniversityDate: March 24, 2023Time: 14:00-15:00Location: Tencent MeetingSponsor: School of Mathematics, Shandong UniversityAbstract:For more information, please visit:https://www.view.sdu.edu.cn/info/1020/176829.ht
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2023.3.23
2023.3.23
Lecture on "Combinatorial Aspects of Schubert Calculus"
Speaker: Guo Long, Professor, doctoral supervisor at Nankai UniversityDate: March 23, 2023Time: 09:30-10:30Location: Tencent MeetingSponsor: School of Mathematics, Shandong UniversityAbstract:Schubert Calculus is the content of Hilbert's 15th Problem, which is a classical topic in Enumerative Geometry. In this talk, we shall give a brief overview of Schubert Calculus, as well as its connections...