#coding:utf-8
import numpy as np
import matplotlib.pyplot as plt
import pylab


## 繪制該文件中的數據
## 需要引入pylab庫，里面用到的函數和MATLAB里的非常類似
def plotData(x, y):
  length = len(y)

  pylab.figure(1)

  pylab.plot(x, y, 'rx')
  pylab.xlabel('x')
  pylab.ylabel('y')

  pylab.show()#讓繪制的圖像在屏幕上顯示出來

x = []
y = []


x = [float(l.split()[3]) for l in open("07.txt")]
y = [float(l.split()[11]) for l in open("07.txt")]


plotData(x,y)

#coding:utf-8
import numpy as np
import matplotlib.pyplot as plt
import pylab

'''
## 繪制該文件中的數據
## 需要引入pylab庫，里面用到的函數和MATLAB里的非常類似
def plotData(x, y):
  length = len(y)

  pylab.figure(1)

  pylab.plot(x, y, 'rx')
  pylab.xlabel('x')
  pylab.ylabel('y')

  #讓繪制的圖像在屏幕上顯示出來

'''


x1 = [float(l.split()[3]) for l in open("New.txt")]
y1 = [float(l.split()[11]) for l in open("New.txt")]

x2 = [float(l.split()[3]) for l in open("Initial.txt")]
y2 = [float(l.split()[11]) for l in open("Initial.txt")]


plt.plot(x1, y1, 'b',linewidth=2.5, line, label="cosine")
plt.plot(x2, y2, 'r',linewidth=2.5, line, label="sine")

plt.legend(loc='upper left')
plt.show()

#plotData(x1,y1)

#plotData(x2,y2)

#pylab.show()

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