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06Stability & performance
System Analysis
Stability, margins, frequency-domain tools, system properties, and safety-critical analysis.
Stability
Lyapunov stability
Proves behavior using energy-like functions.
Local stability
Describes behavior near an equilibrium.
Global stability
Describes behavior over a broad state space.
Input-to-state stability
Connects bounded inputs and disturbances to bounded state behavior.
Phase-plane analysis
Visualizes trajectories, equilibria, and limit cycles in two-state systems.