File: arctest.py

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matplotlib 2.0.0%2Bdfsg1-2
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import matplotlib.pyplot as plt
import numpy as np


def f(t):
    'a damped exponential'
    s1 = np.cos(2 * np.pi * t)
    e1 = np.exp(-t)
    return s1 * e1

t1 = np.arange(0.0, 5.0, .2)


l = plt.plot(t1, f(t1), 'ro')
plt.setp(l, 'markersize', 30)
plt.setp(l, 'markerfacecolor', 'b')

plt.show()