Trumpf, Jochen Observers for linear time-varying systems. (English) Zbl 1123.93027 Linear Algebra Appl. 425, No. 2-3, 303-312 (2007). MSC: 93B07 93C05 93C15 PDFBibTeX XMLCite \textit{J. Trumpf}, Linear Algebra Appl. 425, No. 2--3, 303--312 (2007; Zbl 1123.93027) Full Text: DOI
Fuhrmann, P. A.; Trumpf, J. On observability subspaces. (English) Zbl 1330.93047 Int. J. Control 79, No. 10, 1157-1195 (2006). MSC: 93B07 93B27 93B55 PDFBibTeX XMLCite \textit{P. A. Fuhrmann} and \textit{J. Trumpf}, Int. J. Control 79, No. 10, 1157--1195 (2006; Zbl 1330.93047) Full Text: DOI
Trumpf, J.; Helmke, U.; Fuhrmann, P. A. Towards a compactification of the set of conditioned invariant subspaces. (English) Zbl 1134.93319 Syst. Control Lett. 48, No. 2, 101-111 (2003). MSC: 93B10 15A72 93B29 PDFBibTeX XMLCite \textit{J. Trumpf} et al., Syst. Control Lett. 48, No. 2, 101--111 (2003; Zbl 1134.93319) Full Text: DOI