% 9.1; periodic time signals, Fourier series, Gibbs overshoot, signal reconstruction from sampling, mpg music
 % 9.2; Fourier-Dirichlet convergence theorem, Fourier coefficients, signal approximation, graphical intuition
 % 9.3; Even and odd signals, Fourier sine and cosine series, differentiation and integration of Fourier series
 % 9.4; Steady-state periodic solution, observables, damping effects, mechanical and electrical forcing effects
\begin{alltt}
 HW 14, due Week 15
 \BF{9.1}: \bx{6}, 7, \bx{10}, \bx{13}, 15, 17, 20, \bx{24}, 30
 \BF{9.2}: 2, \bx{8}, 9, \bx{20}
 \BF{9.3}: 1, \bx{4}, 9, \bx{17}, \bx{20}
 \BF{9.4}: \bx{1}, 7, \bx{9}, 13
\end{alltt}