Minimal Rank Preserving Additive Mappings on Upper Triangular Matrices Yu GUO and Jin Chuan HOU 2011,31(6):951-964 [Abstract(1636)]  [View PDF] Biderivations of the Algebra of Strictly Upper Triangular Matrices over a Commutative Ring Pei Seng JI,Xiao Ling YANG and Jian Hui CHEN 2011,31(6):965-976 [Abstract(1451)]  [View PDF] Strongly Gorenstein Flat Dimensions Chun Xia ZHANG and Li Min WANG 2011,31(6):977-988 [Abstract(1595)]  [View PDF] On Ordered Ideals in Ordered Semirings Ai Ping GAN and Yang Lan JIANG 2011,31(6):989-996 [Abstract(1451)]  [View PDF] Modular Vector Invariants of Cyclic Groups $Z_{2}$ Ji Zhu NAN and Hui Fang ZHAO 2011,31(6):997-1002 [Abstract(1625)]  [View PDF] The Non-Singularity and Regularity of $GP$-$V'$-Rings Xiao Bin YIN,Rui WANG and Xiao Long LI 2011,31(6):1003-1008 [Abstract(1634)]  [View PDF] On the Mean Value of General $k$-th Gauss Sums Yuan HE and Qun Ying LIAO 2011,31(6):1009-1014 [Abstract(1479)]  [View PDF] Uniqueness of Entire Function Related to Shared Set Dong XIE and Qing De ZHANG 2011,31(6):1015-1020 [Abstract(1472)]  [View PDF] Identities Involving Powers and Inverse of Binomial Coefficients Wu Yun Gao Wa 2011,31(6):1021-1029 [Abstract(1572)]  [View PDF] The Infinite Sum of Reciprocal of the Fibonacci Numbers Guo Jie ZHANG 2011,31(6):1030-1034 [Abstract(2029)]  [View PDF] Species Permanence Analysis of an Ecological Model with an Impulsive Control Strategy Xiao Mei WANG and Shou Ming ZHONG 2011,31(6):1035-1046 [Abstract(1454)]  [View PDF] Positive Solutions for the Initial Value Problems of Impulsive Evolution Equations He YANG 2011,31(6):1047-1056 [Abstract(1557)]  [View PDF] Hyponormality of Toeplitz Operators on the Dirichlet Space Qiao Fei LU and Tao YU 2011,31(6):1057-1063 [Abstract(1456)]  [View PDF] A Note on the Exponential Diophantine Equation $(a^m-1)(b^n-1)=x^2$ Min TANG 2011,31(6):1064-1066 [Abstract(2368)]  [View PDF] On the Closure of Complex Exponential System in Weighted Banach Space Yun Xia LI and Guan Tie DENG 2011,31(6):1067-1073 [Abstract(1438)]  [View PDF] Boundedness for Multilinear Commutators of Bochner-Riesz Operator Ru Long XIE,Li Sheng SHU and Qian Xiang ZHANG 2011,31(6):1074-1080 [Abstract(1519)]  [View PDF] Limiting Behavior of Weighted Sums of NOD Random Variables De Hua QIU and Ping Yan CHEN 2011,31(6):1081-1091 [Abstract(1595)]  [View PDF] Distance of Edges in the Curve Complex of a Surface Xiu Ying SHI and Feng Chun LEI 2011,31(6):1092-1096 [Abstract(1501)]  [View PDF] Weighted Composition Followed and Proceeded by Differentiation Operators from $Q_{k}(p,q)$ Space to Weighted $\alpha$-Bloch Space Jian Ren LONG and Peng Cheng WU 2011,31(6):1097-1107 [Abstract(1520)]  [View PDF] Least-Squares Solutions of Matrix Equations $(AX=B, XC=D)$ for Hermitian Reflexive (Anti-Hermitian Reflexive) Matrices and Its Approximation Shuo ZHOU,Shi Tong YANG and Wen WANG 2011,31(6):1108-1116 [Abstract(1832)]  [View PDF] Jordan Semi-Triple Multiplicative Maps on the Hermitian Matrices Si Qing YAN,Run Ling AN and Jin Chuan HOU 2011,31(6):1117-1122 [Abstract(1614)]  [View PDF] Some New Translation Surfaces in 3-Minkowski Space Yuan YUAN and Hui Li LIU 2011,31(6):1123-1128 [Abstract(1472)]  [View PDF] Quasi-Type $\delta$ Semigroups with an Adequate Transversal Shou Feng WANG 2011,31(6):1129-1135 [Abstract(1362)]  [View PDF]