Ma, Kaifan; Wang, Zhangang; Shi, Fengdong; Sun, Liankun A novel Wirtinger-based inequality to \(H_\infty\) filtering for discrete-time systems with time-varying delay. (English) Zbl 1435.93099 Math. Probl. Eng. 2019, Article ID 5401734, 9 p. (2019). MSC: 93C55 26D15 93B07 93B36 93C73 PDF BibTeX XML Cite \textit{K. Ma} et al., Math. Probl. Eng. 2019, Article ID 5401734, 9 p. (2019; Zbl 1435.93099) Full Text: DOI
Wang, Z.; Mortensen, R. Necessary minimum conditions and steepest descent directions in quasi- differential calculus: Independence of the specific forms of quasidifferentials. (English) Zbl 0819.90105 Optimization 31, No. 3, 223-232 (1994). MSC: 90C30 26B25 49J52 PDF BibTeX XML Cite \textit{Z. Wang} and \textit{R. Mortensen}, Optimization 31, No. 3, 223--232 (1994; Zbl 0819.90105) Full Text: DOI