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数学科学学院??????


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个人资料
研究方向
开授课程
科研项目
学术成果
荣誉及奖励







个人资料
部门： 数学科学学院
毕业院校：
学位：
学历：
邮编：
联系电话：
传真：
电子邮箱： yfxue@math.ecnu.edu.cn
办公地址： 华东师范大学闵行校区数学楼 314室
通讯地址： 华东师范大学数学系 东川路 500 号, 邮编 200241

教育经历

工作经历

个人简介

社会兼职
美国数学会会员‚上海市数学会会员‚ 《Mathematical Review》评论员

研究方向
算子代数:K-理论与指标理论‚C*-代数分类;应用泛函分析:算子广义逆扰动理论;随机矩阵分布理论.

开授课程


科研项目


学术成果
1. Guoliang Chen‚ Musheng Wei and Yifeng Xue‚ Perturbation analysis of the least square solution in Hilbert Spaces‚ Linear Algebra Appl‚ 224 (1996)‚ 69--80
2. Guoling Chen and Yifeng Xue‚ Perturbation analysis for the operator equation in Banach Spaces‚ J. Math. Anal. Appl‚ 212 (1997)‚ 107--125
3. Guoliang Chen and Yifeng Xue‚ The expression of the generalized inverse of the perturbed operator under Type I perturbation in Hilbert spaces‚ Linear Algebra Appl.‚ 285 (1998)‚ 1--6
4. Yifeng Xue‚ The connected stable rank of the purely infinite simple C*--algebras‚ Proc. Amer. Math. Soc.‚ 127 (1999)‚ 3671--3676
5. Yifeng Xue‚ The general stable rank in nonstable K--theory‚ Rocky Mount. J. Math.‚ 30(2) (2000)‚ 761--775
6. Zongyao Wang and Yifeng Xue‚ On the unique finite (SI) decomposition of the Jordan operator for certain inner function ‚ Integral Equations and Operator Theory‚ 36 (2000)‚ 70--377
7. Yifeng Xue‚ The K--groups of for certain pairs (M‚ \theta)‚ Journal of Operator Theory‚ 46 (2001) 337--353
8. Yifeng Xue and Guoliang Chen‚ The expression of the generalized Bott--Duffin inverse and its perturbation theory‚ Applied Math. Comput.‚ 132 (2002)‚ 437--444
9. Guoliang Chen‚ Guomin Liu and Yifeng Xue‚ Perturbation analysis of the generalized B-D inverse of the L--zero matrices‚ Linear and Multilinear Algebra‚ 51 (2003)‚ 11--20
10. Shanwen Hu‚ Huaxin Lin and Yifeng Xue‚ K--theory of C*--algebras with tracial topological rank k‚ International J. Math.‚ 14 (2) (2003)‚ 153--170
11. Yiqiang Liu‚ Yifeng Xue and Fahui Zhai‚ The closures of (U+K)--orbits of certain essentially normal models‚ Houston J. Math.‚ 30 (1)(2004)‚ 231--244
12. Yifeng Xue and Guoliang Chen‚ Some equivalent conditions of stable perturbation of operators in Hilbert Spaces‚ Applied Math. Comput. 147 (3)(2004)‚ 607-613
13. Shanwen Hu‚ Huaxin Lin and Yifneg Xue‚ The tracial topological rank of extensions of C*--algebras‚ Math. Scand. 94 (2004)‚ 125—147
14. Shanwen Hu‚ Huaxin Lin and Yifeng Xue‚ The tracial topological rank of C*gebras‚
Indiana University Math. J.‚Vol.53‚No.6(2004)‚1577-1603
15. Shanwen Hu‚ Huaxin Lin and Yifeng Xue‚Limits of Homomorphisms with finite dimensional range‚ International Journal Math.‚Vol.16‚No.7(2005)‚807-821
16. Yifeng Xue‚ Stable perturbation in Banach algebras‚ J. Aust. Math. Soc. 83(2007)‚271-284
17. Yifeng Xue‚ (APD)-property of C*-algebras by extensions of C* -algebras with (APD)‚
Proc. Amer. Math. Soc., 135 (2007), 705-711
18. Yifeng Xue and Guoliang Chen, Perturbation analysis for the Drazin inverse under stable perturbation in Banach space, Missouri J. Math. Sci. 19 (2007), no. 2, 106—120
19. Yifeng Xue, Reduced Minimum Modulus in C*-Algebras, Integral Equations and
Operator Theory, 59(2007), 269—280
20 Yifeng Xue, A new characterization of the reduced minimum modulus of an operator
on Banach spaces, Publ. Math. Debrecen, 72 (2008), no.1-2, 155—166
21. Yifeng Xue, The Ext-Group of Unitary Equivalence Classes of Unital Extensions,
Acta Math. Sinica, English Series, 27(12) (2011), 2329-2342
22. Yifeng Xue, Stable Perturbation of Operators and Related Topics, World Scientific, 2012


荣誉及奖励


招生信息














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