北京理工大学数学与统计学院成立于2011年6月,原名为北京理工大学数学学院,2013年10月更名为北京理工大学数学与统计学院,学院前身是北京理工大学理学院数学系。北京理工大学数学与统计学院是培养高水平基础研究和应用基础研究数学人才和统计学人才的基地。1981年获批国务院学位委员会首批应用数... [详细]
作者: Li, Zhen1; Qian, Yaru1; Li, Qingna2
出处: 5th International Conference on Data Science and Information Technology, DSIT 2022 Shanghai, China 2022
作者: Li, Jun12;Xi, Fubao1; (1School of Mathematics and Statistics, Beijing Institute of Technology, Beijing, 100081, China;2Department of Applied Mathematics, Lanzhou University of Technology, Gansu, Lanzhou, 730050, China)
出处: Discrete and Continuous Dynamical Systems - Series B 2022 Vol.27 No.10 P6125-6146
摘要: We investigate the long time behavior for a class of regime-switching diffusion processes. Based on direct evaluation of moments and exponential funct ...
作者: Bian, Dongfen1;Mao, Jingjing1;Pu, Xueke2; (1School of Mathematics and Statistics, Beijing Institute of Technology, Beijing, 100081, China;2School of Mathematics and Information Science, Guangzhou University, Guangzhou, 510006, China)
出处: Communications on Pure and Applied Analysis 2022 Vol.21 No.10 P3441-3462
摘要: In this paper, we establish the nonlinear stability and large time behavior of hydrostatic equilibrium in a uniform magnetic field for the Boussinesq ...
作者: Lin, Zhicong1;Ma, Shimei2;Wang, David G.L.3;Wang, Liuquan4; (1Research Center for Mathematics and Interdisciplinary Sciences, Shandong University, Qingdao, 266237, China;2School of Mathematics and Statistics, Northeastern University at Qinhuangdao, Hebei, 066004, China;3School of Mathematics and Statistics & Beijing Key Laboratory on MCAACI, Beijing Institute of Technology; Key Laboratory of Mathematical Theory and Computation in Information Security, Ministry of Industry and Information Technology, Beijing, 102488, China;4School of Mathematics and Statistics, Wuhan University, Wuhan, 430072, Hubei, China)
出处: Ramanujan Journal 2022 Vol.58 No.1 P203-228
摘要: The alternating descent statistic on permutations was introduced by Chebikin as a variant of the descent statistic. We show that the alternating desce ...
作者: Dai, Wenlin1;Song, Yan1;Wang, Dianpeng2; (1Center for Applied Statistics, Institute of Statistics and Big Data, Renmin University of China, Beijing, China;2School of Mathematics and Statistics, Beijing Institute of Technology, Beijing, China)
出处: Technometrics 2022
摘要: The extraordinary amounts of data generated nowadays pose heavy demands on computational resources and time, which hinders the implementation of vario ...
作者: Xi, Yingxia1;Ji, Xia23; (1School of Mathematics and Statistics, Nanjing University of Science and Technology, Nanjing, 210094, China;2School of Mathematics and Statistics, Beijing Institute of Technology, Beijing, 100081, China;3Beijing Key Laboratory on MCAACI, Beijing Institute of Technology, Beijing, 100081, China)
出处: Communications in Computational Physics 2022 Vol.32 No.2 P524-546
摘要: The paper presents a holomorphic operator function approach for the transmission eigenvalue problem of elastic waves using the discontinuous Galerkin ...
作者: Wang, David G.L.12;Wang, Monica M.Y.3; (1School of Mathematics and Statistics & Beijing Key Laboratory on MCAACI, Beijing Institute of Technology, Beijing, 102400, China;2MIIT Key Laboratory of Mathematical Theory and Computation in Information Security, Beijing, 102400, China;3School of Mathematical Sciences, Capital Normal University, Beijing, 100089, China)
出处: Journal of Algebraic Combinatorics 2022
摘要: We prove Gebhard and Sagans (e)-positivity of the line graphs of tadpoles in noncommuting variables. This implies the e-positivity of these line graph ...
作者: Ren, Yanxun1;Jiang, Lining1;Kong, Yingying1; (1School of Mathematics and Statistics, Beijing Institute of Technology, Beijing, 100081, China)
出处: Publicationes Mathematicae 2022 Vol.100 No.3-4 P435-447
摘要: Let B(X) be the space of all bounded linear operators on an infinite-dimensional complex Banach space X. An operator T ∈ B(X) is said to be consistent ...
作者: Zhang, Jingyi1;Meng, Cheng2;Yu, Jun3;Zhang, Mengrui4;Zhong, Wenxuan4;Ma, Ping4; (1Center for Statistical Science, Tsinghua University, Beijing, China;2Center for Applied Statistics, Institute of Statistics and Big Data, Renmin University of China, Beijing, China;3School of Mathematics and Statistics, Beijing Institute of Technology, Beijing, China;4Department of Statistics, University of Georgia, Athens, GA, United States)
出处: Journal of Computational and Graphical Statistics 2022
摘要: Subsampling methods aim to select a subsample as a surrogate for the observed sample. Such methods have been used pervasively in large-scale data anal ...
作者: Li, Peisen1;Zhou, Xiaowen2; (1School of Mathematics and Statistics, Beijing Institute of Technology, No. 5, South Street, Zhongguancun, Beijing, China;2Department of Mathematics and Statistics, Concordia University, 1455 De Maisonneuve Blvd. W., Montreal, Canada)
出处: Journal of Theoretical Probability 2022
摘要: We find necessary and sufficient conditions for almost sure finiteness of integral functionals of spectrally positive Lévy processes under conditional ...