List of Contributors | p. XV |
Introduction to Nonlinear Optimal Control | p. 1 |
Introduction | p. 1 |
Optimal Control and Maximum Principle | p. 2 |
Preliminaries | p. 2 |
The Weak Maximum Principle | p. 3 |
The Maximization Condition | p. 6 |
Maximum Principle, Fixed Time | p. 6 |
Maximum Principle, General Case | p. 12 |
Maximum Principle and Shooting Problem | p. 14 |
Introduction to the Micro-analysis of the Extremal Solutions | p. 14 |
Affine Control Systems | p. 15 |
More Second-order Conditions | p. 15 |
High-order Maximum Principle | p. 15 |
Intrinsic Second-order Derivative and Conjugate Times | p. 21 |
Examples | p. 37 |
Time-optimal Transfer Between Keplerian Orbits | p. 40 |
Model and Basic Properties | p. 40 |
Maximum Principle and Extremal Solutions | p. 42 |
Numerical Resolution | p. 44 |
Introduction to Optimal Control with State Constraints | p. 48 |
The Geometric Framework | p. 50 |
Necessary Optimality Conditions for Boundary Arcs | p. 51 |
Junction and Reflection Conditions | p. 53 |
Proof of the Necessary Conditions in the Riemannian Case | p. 54 |
Notes and sources | p. 59 |
References | p. 60 |
Observer Design for Nonlinear Systems | p. 61 |
Introduction | p. 61 |
Main Problem and Definitions | p. 63 |
Problem Formulation | p. 63 |
Conditions for a Solution | p. 65 |
Some "Basic" Designs | p. 73 |
Observer designs for Linear Structures | p. 73 |
Observer Designs for Nonlinear Structures | p. 76 |
Some "Advanced" Designs | p. 80 |
Interconnection-based Design | p. 80 |
Transformation-based Design | p. 84 |
Conclusion | p. 87 |
References | p. 87 |
Sampled-data Control of Nonlinear Systems | p. 91 |
Introduction | p. 91 |
Mathematical Preliminaries | p. 95 |
Zero-order-hold Equivalent Models | p. 96 |
Motivating" Counter-examples | p. 98 |
Preliminary Results on Stability and Stabilization | p. 101 |
Framework for Controller Design | p. 103 |
Global Exponential Stabilization | p. 104 |
Semiglobal Practical Stability | p. 108 |
Controller Design within the Framework | p. 110 |
Emulation | p. 111 |
Continuous-time Controller Redesign | p. 113 |
Discrete-time Interconnection and Damping Assignment - Passivity-based Control (IDA-PBC) | p. 115 |
Backstepping via the Euler Model | p. 121 |
Design Examples | p. 126 |
Jet Engine System | p. 126 |
Inverted Pendulum | p. 127 |
Overview of Related Literature | p. 130 |
Open Problems | p. 133 |
References | p. 134 |
Stability Analysis of Time-delay Systems: A Lyapunov Approach | p. 139 |
Introduction | p. 139 |
Basic Concepts of Time-delay Systems | p. 141 |
Systems of Retarded Type | p. 141 |
Pointwise Delays | p. 142 |
Linear Systems | p. 142 |
Characteristic Quasipolynomials | p. 143 |
Stability | p. 143 |
Some Simple Lyapunov-Krasovskii Functionals | p. 145 |
Delay-independent Stability | p. 145 |
Delay-dependent Stability Using Model Transformation | p. 148 |
Implicit Model Transformation | p. 149 |
Complete Quadratic Lyapunov-Krasovskii Functional | p. 151 |
Analytical Expression | p. 151 |
Discretization | p. 153 |
A Comparison of Lyapunov-Krasovskii Functionals | p. 155 |
Dealing with Time-varying Delays | p. 156 |
Razumikhin Theorem | p. 159 |
Coupled Difference-Differential Equations | p. 161 |
Introducation | p. 161 |
Fundamental Solutions | p. 163 |
Lyapunov-Krasovskii functional | p. 166 |
Further Comments | p. 167 |
Conclusions | p. 168 |
References | p. 169 |
Controllability of Partial Differential Equations | p. 171 |
Semigroup Theory, and Cauchy Problems in Banach Spaces | p. 171 |
Definitions | p. 171 |
The Cauchy Problem | p. 173 |
The Nonhomogeneous Initial-value Problem | p. 176 |
Controllability and Observability in Banach Spaces | p. 177 |
A Short Overview on Controllability of Finite-dimensional Linear Control Systems | p. 177 |
Controllability of Linear Partial Differential Equations in Banach Spaces | p. 178 |
Semidiscrete Approximations of Infinite-dimensional Linear Control Systems in Hilbert Spaces | p. 187 |
Introduction | p. 187 |
Uniform Controllability of Semidiscrete Approximations of Parabolic Control Systems | p. 189 |
References | p. 196 |
Stability, Told by Its Developers | p. 199 |
Introduction | p. 199 |
About the Chapter | p. 199 |
Stability, Generally Speaking | p. 201 |
Lagrange's Stability | p. 203 |
Modern Interpretations of Lagrange-Dirichlet Stability | p. 207 |
Lyapunov's Stability | p. 209 |
Lyapunov's Methods to Test for Stability | p. 215 |
Asymptotic Stability | p. 219 |
Globalisation of Asymptotic Stability | p. 222 |
Global, i.e. in the Large or in the Whole? | p. 223 |
Asymptotic Stability in the Large | p. 224 |
Asymptotic Stability in the Whole | p. 226 |
An Illustrative Example | p. 229 |
On the Trace of "Krasovskii-La Salle's Theorem" | p. 232 |
Autonomous Systems | p. 232 |
Time-varying Periodic Systems | p. 234 |
Uniformity | p. 236 |
Uniform Stability | p. 237 |
Uniform Global Stability | p. 238 |
Uniform Asymptotic Stability | p. 239 |
Uniform Asymptotic Stability in the Large | p. 241 |
Uniform Asymptotic Stability in the Whole | p. 242 |
Stability with Respect to Perturbations | p. 245 |
Further Bibliographical Remarks | p. 251 |
Conclusions | p. 254 |
References | p. 255 |
Structural Properties of Linear Systems - Part II: Structure at Infinity | p. 259 |
Introduction | p. 259 |
Differential Polynomials and Non-commutative Formal Series | p. 259 |
Differential Polynomials: A Short Review | p. 259 |
Local Complete Rings | p. 260 |
Formal Power Series | p. 260 |
A Canonical Cogenerator | p. 261 |
Matrices over S | p. 262 |
Formal Laurent Series | p. 264 |
Transmission Poles and Zeros at Infinity | p. 265 |
Transfer Matrix of an Input-Output System | p. 265 |
Structure at Infinity of a Transfer Matrix | p. 266 |
Impulsive Systems and Behaviors | p. 268 |
Temporal Systems | p. 268 |
A Key Isomorphism | p. 270 |
Impulsive Behavior | p. 271 |
Impulsive System | p. 272 |
Generalization of the Notion of Temporal System | p. 275 |
Poles and Zeros at Infinity | p. 277 |
Uncontrollable Poles at Infinity | p. 278 |
System Poles at Infinity | p. 278 |
Hidden Modes at Infinity | p. 279 |
Invariant Zeros at Infinity | p. 281 |
System Zeros at Infinity | p. 281 |
Relations between the Various Poles and Zeros at Infinity | p. 281 |
Concluding Remarks | p. 282 |
Errata and addenda for [7] | p. 282 |
References | p. 283 |
A On the Literature's Two Different Definitions of Uniform Global Asymptotic Stability for Nonlinear Systems | p. 285 |
Different UGAS Definitions | p. 285 |
A Locally Lipschitz (Uniform-in-time) System that is ULS and UGA but not UGB | p. 286 |
References | p. 288 |
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