In [1]:
import matplotlib.pyplot as plt
import numpy as np
plt.plot([5.45,10.13,99.76],[0.3,0.4,0.5], 'ro')
plt.axis([0,100,0,0.51])
plt.show()
In [7]:
xvals = np.arange(-2,1,0.001)
yvals = np.cos(xvals)
plt.plot(xvals,yvals)
plt.show()