报告题目:autocorrelation of characteristic polynomials in random matrix theory
报告人:刘党政副教授
时间:2014-11-20
地点:数学院一楼学术报告厅
摘要:we consider local statistical properties of products of characteristic polynomials for the hermite (gaussian), laguerre (chiral), jacobi and circular ensembles, and also for the shifted mean gaussian ensemble. the expected products for the four classical ensembles are proven to have the same scaling limits in the bulk and at the edge of the spectrum. furthermore, for the shifted mean gaussian ensemble a phase transition phenomenon near the soft edge is found. all the asymptotic results rely on steepest descent method for integrals of selberg type. this talk is based on joint works with p. desrosiers.
报告人简介:
刘党政,教育经历:2001年9月至2005年7月,陕西师范大学,本科;2005年9月至2010年7月,北京大学,博士;任职经历:2010年至2012年,智利塔尔卡大学,博士后;2012年9月至今,中国科学技术大学,特任副教授。研究兴趣:随机矩阵理论