def METHOD_NAME():
	fig, [[ax1,ax2],[ax3,ax4]] = plt.subplots(2,2)
	xs,ys = blocks()
	ax1.plot(xs,ys)
	ax1.set_title("Original Blocks")
	xs,ys = bumps()
	ax2.plot(xs,ys)
	ax2.set_title("Original Bumps")
	xs,ys = heavisine()
	ax3.plot(xs,ys)
	ax3.set_title("Original HeaviSine")
	xs,ys = doppler()
	ax4.plot(xs,ys)
	ax4.set_title("Original Doppler")
	plt.show()