代表作:
1.Deng Chunyuan; Li Qihuei;Hongke Du,On the infimum problem of Hilbert space effects, Science in China, Series A Mathematics, 2006 Vol.49 No.4,545-556.
2.Hai-Yan Zhang and Hong-Ke Du, Browder spectra of upper-triangular operator matrices , Journal of Mathematical Analysis and Applications,323 (2006), 700--707.
3.Yuan Li and Hongke Du, The intersection of essential approximate point spectra of operator matrices,Journal of Mathematical Analysis and Applications,323 (2006), 1171--1183.
4.Du, Hongke; Yao, Xiyan; Deng, Chunyuan. Invertibility of linear combinations of two idempotents. Proc. Amer. Math. Soc. 134 (2006), no. 5, 1451—1457
5.Du, Hongke; Deng, Chun-Yuan. The representation and characterization of Drazin inverses of operators on a Hilbert space. Linear Algebra Appl. 407 (2005), 117--124.
6.Du, Hongke; Deng, Chun-Yuan. A new characterization of gaps between two subspaces. Proc. Amer. Math. Soc. 133 (2005), no. 10, 3065--3070 (electronic)。
7.Du, Hongke; Li, Yuan. The spectral characterization of generalized projections. Linear Algebra Appl. 400 (2005), 313--318.
8.Li, Yuan; Sun, Xiu-Hong; Du, Hongke. Intersections of the left and right essential spectra of $2\times 2$ upper triangular operator matrices. Bull. London Math. Soc. 36 (2004), no. 6, 811--819.
9.Jian Yang,Du, Hongke.A note on commutativity up to a factor of bounded operators. Proc. Amer. Math. Soc. 132 (2004), no. 6, 1713—1720.
10.Fang-Guo Ren, Du,Hong-Ke and Huai-xin Cao, The intersection of the spectra of operator completions,Linear Algebra and its Applications, Volume 371, 15 September 2003,103-109. |