Li, X. P.; Chang, B. C. On convexity of \(H^ \infty\) Riccati solutions and its applications. (English) Zbl 0786.93024 IEEE Trans. Autom. Control 38, No. 6, 963-966 (1993). Cited in 1 Document MSC: 93B36 \(H^\infty\)-control Keywords:suboptimal \(H^ \infty\) controllers PDFBibTeX XMLCite \textit{X. P. Li} and \textit{B. C. Chang}, IEEE Trans. Autom. Control 38, No. 6, 963--966 (1993; Zbl 0786.93024) Full Text: DOI