code: def make_plot(self):
          
          X, Y, DX, DY = self._calc_partials()
          
          # Plot the values
          self.figure = plt.Figure()
          axes = self.figure.add_subplot(1, 1, 1)
          axes.quiver(X, Y, DX, DY, angles='xy', color='b', edgecolors=('k',))
          axes.axhline(color='black')
          axes.axvline(color='black')
          latex = sympy.latex(self.equation)
          axes.set_title(r'Direction field for $\frac{dy}{dx} = %s$' % latex, y=1.01)
docs: Draw the plot on the figure attribute
          
          Uses matplotlib to draw and format the chart