学术报告
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20
2024-06
一类形变李代数的结构与表示题目: 一类形变李代数的结构与表示报告人: 郜云 教授 (约克大学)报告摘要: 扭Heisenberg-Virasoro代数是一类重要的无限维李代数，它与一类曲线的模空间有关。我们对这一李代数的结构与表示进行了系统的研究。报告人简介：郜云，加拿大约克大学教授，德国洪堡学者，曾获国家海外杰出青年基金 （2010年）。主要研究兴趣是高维仿射李代数及相关代数的结构与表示理论。在高维仿射李代数研究领域做出了系列杰出工作，是国际上这个研究领域中核心的和活跃的研究者之一，目前在国际一流数学杂志...
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18
2024-06
Equilibrium states for non-uniformly hyperbolic geodesic flows题目：Equilibrium states for non-uniformly hyperbolic geodesic flows 报告人：陈栋 助理教授 摘要：The geodesic flow over a closed negatively curved manifold is Anosov, thus any Hölder potentials have unique equilibrium states. Howeve...
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18
2024-06
Newton Polyhedrons and Hodge Numbers of Non-degenerate Laurent Polynomials题目：Newton Polyhedrons and Hodge Numbers of Non-degenerate Laurent Polynomials 报告人: 王浩旭 博士（清华大学丘成桐数学中心） 摘要: Claude Sabbah has defined the Fourier transform G of the Gauss-Manin system for a nondegenerate and convenient Laurent po...
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14
2024-06
Bifurcation analysis for the minimal surface equation in hyperbolic 3-manifolds题目: Bifurcation analysis for the minimal surface equation in hyperbolic 3-manifolds 报告人： Zeno Huang (City University of New York)摘要: in late 1970s, uhlenbeck outlined a program using a single PDE to study various problems in parametrization ...
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14
2024-06
Adaptively aggregated forecast for exponential family panel model题目：Adaptively aggregated forecast for exponential family panel model 报告人：喻达磊 (西安交通大学) 摘要：Aggregation strategies, playing an important role akin to that of model selection, have been extensively studied in different s...
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11
2024-06
The second moment of spinor L-functions for Sp(4)题目: The second moment of spinor L-functions for Sp(4) 报告人：刘昇吉副教授(華盛頓州立大学) Abstract: Given a Siegel modular forms for SP(4,Z), one can associate it with a spinor (degree 4) L-function. The first and second moments of the spinor L-functions, w...
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07
2024-06
On the existence of orbifold Sasaki-Ricci solitons on compact Sasakian manifolds of dimension fiveTitle : On the existence of orbifold Sasaki-Ricci solitons on compact Sasakian manifolds of dimension five 报告人：张树城 教授 重庆理工大学数学科学研究中心 Abstract : Let M be a compact sasakian manifold of dimension five in which there always exists a quasi-...
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31
2024-05
Fundamental groups of manifolds of positive or nonnegative curvature题目：Fundamental groups of manifolds of positive or nonnegative curvature 报告人：戎小春教授（首都师范大学） 摘要：In Riemannian geometry, a core issue has been interplays between geometrical and topological structures on a Riemannian manifold M, and the st...
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30
2024-05
人工智能与数学人工智能与数学 报告人：王善文 （中国人民大学） 摘要：在本报告中, 我们将介绍和展示求解平面几何题的alpha-geometry的使用, 介绍数学形式化的历史、发展和趋势, 介绍定理证明的两个流派, 最后我们将探讨数学形式化在教学科研中的一些应用。 报告时间：2024年5月30日下午14：00-15：00 报告地点：教二楼 217 联系人：童纪龙
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29
2024-05
Residual Importance Weighted Transfer Learning For High-dimensional Linear Regression题目：Residual Importance Weighted Transfer Learning For High-dimensional Linear Regression 报告人：赵俊龙 教授（北京师范大学） 摘要：Transfer learning is an emerging paradigm for leveraging multiple source data to improve the statistical inference on a sin...