报告人/Speaker: 杜东雷 (新不伦瑞克大学)
时间/Date & Time:
次模是个无处不在的概念。应用领域包括数学，管理，计算机，工业工程，机器学习等。这个课程主要介绍次模优化理论与算法。主要内容包括：次模函数理论及映蓉，凸扩展，凹扩展， Lovasz 扩展, 多线性扩展等。
报告人简介/About the speaker:
Dr. Donglei Du, currently serving as the Associate Dean—Research & Graduate Studies, is a professor in Operations Research at the Faculty of Business Administration (FBA), University of New Brunswick (UNB), Canada. His main research interests are quantitative investment management, combinatorial optimization, approximations algorithms, robust optimization, social network analysis, algorithmic game theory, supply chain management, facility location, and machine scheduling. His publications have appeared in top-tier journals, including Operations Research, Algorithmica, SIAM Journal on Discrete Mathematics, European Journal of Operation Research, Omega etc. His academic achievement was recognized by several awards from UNB at both the university and faculty levels, including the University Research Scholar (UNB, 2014), University Merit Award (UNB, twice, 2006 and 2012), Excellence in Research Award (FBA, 2007), and Annual Research Award (FBA, 2004).