Lyapunov function
Concept
A function used in the Lyapunov stability theorem that must be positive definite, have a negative semidefinite (or negative definite) derivative along system trajectories, and be radially unbounded.
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A function used in the Lyapunov stability theorem that must be positive definite, have a negative semidefinite (or negative definite) derivative along system trajectories, and be radially unbounded.