报告题目：A very important lemma
报 告 人：Professor Don Hadwin （University of New Hampshire）
报告时间：2024年7月12日（周五）14:30-15:30
报告地点：数学科学学院114（小报告厅）
校内联系人： 石瑞 教授 联系电话：84708354
报告摘要：We present a lemma that is easily proved, but has many application and can shorten and simplify many proofs. (This talk is very friendly with graduate students.)
报告人简介：Don Hadwin is a professor of mathematics at the University of New Hampshire in Durham, who lists his research interests as Hilbert spaces, operator theory, free entropy, operator algebras, ring theory, and K-theory. He made important contributions in these fields with more than 150 research papers in 《J. Funct. Anal.》，《Trans. Amer. Math. Soc.》，《Canad. J. Math.》，《J. Operator Theory》，etc., and more than 1000 citations.
