Liu, Tingting; Zhang, Xian; Gao, Xiangyu Stability analysis for continuous-time and discrete-time genetic regulatory networks with delays. (English) Zbl 1410.93089 Appl. Math. Comput. 274, 628-643 (2016). MSC: 93D05 93C55 92C42 PDFBibTeX XMLCite \textit{T. Liu} et al., Appl. Math. Comput. 274, 628--643 (2016; Zbl 1410.93089) Full Text: DOI
Zhang, Xian; Tan, Julong; Gao, Xiangyu; Lv, Jianting A DOPs-based summation inequality and its application to stability analysis of linear delayed discrete-time systems. (English) Zbl 1389.26057 J. Nat. Sci. Heilongjiang Univ. 33, No. 6, 701-707 (2016). MSC: 26D15 93D05 93C05 93C55 PDFBibTeX XMLCite \textit{X. Zhang} et al., J. Nat. Sci. Heilongjiang Univ. 33, No. 6, 701--707 (2016; Zbl 1389.26057) Full Text: DOI
Tan, Julong; Zhang, Zhiwei; Yang, Debin; Gao, Xiangyu; Zhang, Xian The asymptotic stability criterion of discrete time-delay systems. (Chinese. English summary) Zbl 1349.93334 J. Nat. Sci. Heilongjiang Univ. 32, No. 6, 753-759 (2015). MSC: 93D20 93D30 93C55 PDFBibTeX XMLCite \textit{J. Tan} et al., J. Nat. Sci. Heilongjiang Univ. 32, No. 6, 753--759 (2015; Zbl 1349.93334) Full Text: DOI
Gao, Xiangyu; Zhang, Xian; Wang, Yantao A simple exact penalty function method for optimal control problem with continuous inequality constraints. (English) Zbl 1474.49067 Abstr. Appl. Anal. 2014, Article ID 752854, 12 p. (2014). MSC: 49M37 49M05 65K10 PDFBibTeX XMLCite \textit{X. Gao} et al., Abstr. Appl. Anal. 2014, Article ID 752854, 12 p. (2014; Zbl 1474.49067) Full Text: DOI
Gao, Xiangyu; Wang, Guoqiang; Zhang, Xian; Tan, Julong Several matrix trace inequalities on Hermitian and skew-Hermitian matrices. (English) Zbl 1456.15019 J. Inequal. Appl. 2014, Paper No. 358, 8 p. (2014). MSC: 15A45 15B57 PDFBibTeX XMLCite \textit{X. Gao} et al., J. Inequal. Appl. 2014, Paper No. 358, 8 p. (2014; Zbl 1456.15019) Full Text: DOI
Zhang, Xian; Gao, Xiang-Yu; Wu, Haiyan A simple and elementary proof of the non-conservativity theorem of Fang, Lin and Rotea. (English) Zbl 1207.93042 IMA J. Math. Control Inf. 27, No. 3, 247-251 (2010). MSC: 93C05 93A30 PDFBibTeX XMLCite \textit{X. Zhang} et al., IMA J. Math. Control Inf. 27, No. 3, 247--251 (2010; Zbl 1207.93042) Full Text: DOI
Gao, Xiang-Yu; Zhang, Xian Additive rank-1 preservers between spaces of Hermitian matrices. (English) Zbl 1160.15003 J. Appl. Math. Comput. 26, No. 1-2, 183-199 (2008). Reviewer: Manouchehr Misaghian (Prairie View) MSC: 15A04 15A03 15B57 PDFBibTeX XMLCite \textit{X.-Y. Gao} and \textit{X. Zhang}, J. Appl. Math. Comput. 26, No. 1--2, 183--199 (2008; Zbl 1160.15003) Full Text: DOI
Gao, Xiangyu; Tang, Xiaomin; Zhang, Xian Linear maps preserving inverses of matrices on symmetric matrix space. (Chinese. English summary) Zbl 1150.15303 J. Nat. Sci. Heilongjiang Univ. 24, No. 1, 130-132 (2007). MSC: 15A04 15A09 PDFBibTeX XMLCite \textit{X. Gao} et al., J. Nat. Sci. Heilongjiang Univ. 24, No. 1, 130--132 (2007; Zbl 1150.15303)
Bai, Shan; Gao, Xiangyu; Zhang, Xian Additive maps preserving rank-1 matrices from the space of real symmetric matrices to the space of complex Hermitian matrices. (Chinese. English summary) Zbl 1105.15002 J. Nat. Sci. Heilongjiang Univ. 23, No. 3, 396-398, 404 (2006). MSC: 15A04 15A03 15B57 PDFBibTeX XMLCite \textit{S. Bai} et al., J. Nat. Sci. Heilongjiang Univ. 23, No. 3, 396--398, 404 (2006; Zbl 1105.15002)