Svd, Data Science, Machine Learning, Data Visualization, Fluid Dynamics.
'k', label = 'Data') ax.plot(a, a*x, color = 'r', label = 'True Line') ax.plot(a, a*x_hat, color = 'b', label = 'Estimated Line') ax.set_xlabel(r'$a$') ax.set_ylabel(r'$b$') ax.xaxis.set_tick_params(direction='in', which='both') ax.yaxis.set_tick_params(direction='in', which='both')