Update 1_einstein_model.md - small changes in plot

src/1_einstein_model.md

@@ -239,10 +239,10 @@ The left plot below shows the Bose-Einstein distribution vs energy. We see that
 
 ```python
 xline = [1, 1];
-yline = [0, 2];
+yline = [0, 1];
 fig, (ax, ax2) = pyplot.subplots(ncols=2, figsize=(10, 5))
 omega = np.linspace(0.1, 2)
-ax.plot(omega, 1/(np.exp(omega) - 1), '-', xline, yline, 'k--')
+ax.plot(omega, 1/(np.exp(omega) - 1), '-', xline, yline, 'r--')
 ax.set_ylim(0, top=3)
 ax.set_xlim(left=0)
 ax.set_xlabel('$\hbar \omega$')
@@ -251,7 +251,8 @@ ax.set_xticklabels(['$0$', '$k_B T$'])
 ax.set_ylabel('$n$')
 ax.set_yticks([1, 2])
 ax.set_yticklabels(['$1$', '$2$'])
-ax.text(1, 0.5, r'$\hbar \omega = kT$', ha='left', color='r');
+draw_classic_axes(ax, xlabeloffset=.2)
+ax.text(1, 1, r'$\hbar \omega = kT$', ha='left', color='r');
 temps = np.linspace(0.01, 2)
 ax2.plot(temps, 1/2 + 1/(np.exp(1/temps)-1))
 ax2.set_ylim(bottom=0)