Cobb, J. Daniel Topological aspects of controllability and observability on the manifold of singular and regular systems. (English) Zbl 0665.93008 J. Math. Anal. Appl. 138, No. 1, 21-42 (1989). Reviewer: S.Campbell MSC: 93B10 93B05 93C05 93B07 PDFBibTeX XMLCite \textit{J. D. Cobb}, J. Math. Anal. Appl. 138, No. 1, 21--42 (1989; Zbl 0665.93008) Full Text: DOI
Cobb, J. Daniel Linear compensator designs based exclusively on input-output information are never robust with respect to unmodeled dynamics. (English) Zbl 0645.93043 IEEE Trans. Autom. Control 33, No. 6, 559-563 (1988). MSC: 93D15 34E15 93C05 93B35 34D15 PDFBibTeX XMLCite \textit{J. D. Cobb}, IEEE Trans. Autom. Control 33, No. 6, 559--563 (1988; Zbl 0645.93043) Full Text: DOI
Cobb, J. Daniel Robust stabilization relative to the unweighted \(H^{\infty}\) norm is generically unattainable in the presence of singular plant perturbations. (English) Zbl 0612.93058 IEEE Trans. Autom. Control 32, 51-53 (1987). MSC: 93D15 34D15 93C05 30D55 93B35 PDFBibTeX XMLCite \textit{J. D. Cobb}, IEEE Trans. Autom. Control 32, 51--53 (1987; Zbl 0612.93058) Full Text: DOI
Cobb, J. Daniel Fundamental properties of the manifold of singular and regular linear systems. (English) Zbl 0611.93011 J. Math. Anal. Appl. 120, 328-353 (1986). Reviewer: S.Campbell MSC: 93B27 34A99 93C05 93C15 PDFBibTeX XMLCite \textit{J. D. Cobb}, J. Math. Anal. Appl. 120, 328--353 (1986; Zbl 0611.93011) Full Text: DOI
Cobb, J. Daniel On the topology of spaces of controllable and observable systems. (English) Zbl 0608.93011 IEEE Trans. Autom. Control 31, 557-559 (1986). Reviewer: R.Bianchini MSC: 93B05 54F65 93B07 93C05 PDFBibTeX XMLCite \textit{J. D. Cobb}, IEEE Trans. Autom. Control 31, 557--559 (1986; Zbl 0608.93011) Full Text: DOI