\section{Nonlinear Systems}
\label{ch:nonlinear_systems}

\subsection{Equilibrium Points}
\label{sec:ch14_equilibrium}

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\subsection{Jacobian Linearization}
\label{sec:ch14_jacobian}

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\subsection{Trace-Determinant Classification}
\label{sec:ch14_trace_determinant}

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\subsection{Hartman--Grobman Theorem}
\label{sec:ch14_hartman_grobman}

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\subsection{Limit Cycles}
\label{sec:ch14_limit_cycles}

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\subsection{Lotka--Volterra Predator-Prey}
\label{sec:ch14_lotka_volterra}

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\subsection{Summary}
\label{sec:ch14_summary}

% Summary table at end of chapter
\begin{table}[htbp]
\centering
\caption{Chapter Summary}
\label{tab:ch14_summary}
\begin{tabular}{l l}
\toprule
\textbf{Concept} & \textbf{Key Formula/Method} \\
\midrule
TBD & TBD \\
\bottomrule
\end{tabular}
\end{table}
