python实现欧拉公式的运用

from matplotlib import pyplot as plt

y=1
x=0
xx=[0]
yy=[1]
for n in range(10):
    x+=0.1
    y = 1.1*y -0.2*x/y
    xx.append(x)
    yy.append(y)

print(plt.plot(xx,yy))
plt.show()