Feedback Control, Nonlinear Systems, and Complexity

Biographical sketch of George Zames.- On the structured singular value for operators on Hilbert space.- Pulses, periods, and cohomological terms in functional expansions.- An approach to the problems of complexity and hierarchy with an application to a detection problem.- A unified framework for identification and control.- Intelligent control: Some preliminary results.- Metric uncertainty and nonlinear feedback stabilization.- Identification in frequency domain.- Performance analysis and control of stochastic discrete event systems.- Statistical validation for uncertainty models.- An experimental comparison of $$\mathcal{H}_2$$ and $$\mathcal{H}_\infty$$ designs for an interferometer testbed.- Logic-based switching and control.- The unfalsified control concept: A direct path from experiment to controller.- State-space and I/O stability for nonlinear systems.- On optimal decentralized control.- Control as interconnection.