# -*- coding: utf-8 -*-
# @Time    : 2017/9/4 17:02
# @Author  : Luke
# @Software: PyCharm

import matplotlib.pyplot as plt
s = 2
import numpy as np
b = np.arange(1,100)*0.1
a = np.arange(1, 100)*0.1
v = (1.+s**2)/(s**2/a+1/b)


plt.figimage()
plt.show()