File:Liplot.png
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#!/usr/bin/python
import numpy as np
import matplotlib.pyplot as plt
from mpmath import *
from pylab import rcParams
rcParams['figure.figsize'] = 10, 10
x1=np.arange(0.001,1.0,0.001);
x2=np.arange(1.001,4.0,0.001);
x3=np.arange(-8,4.5,1);
f=np.vectorize(li)
y1=f(x1)
y2=f(x2)
def g(x):
return 1
h=np.vectorize(g)
y3=h(x3)
fig, ax = plt.subplots()
xlabels = [item.get_text() for item in ax.get_xticklabels()]
xlabels=[r'$-4$',r'$-3$',r'$-2$',r'$-1$',r'$0$',r'$1$',r'$2$',r'$3$',r'$4$']
ax.set_xticks([-4,-3,-2,-1,0,1,2,3,4])
ax.set_xticklabels(xlabels,horizontalalignment='center')
plt.xlabel(r'$x$')
plt.ylabel(r'$\mathrm{li}(x)$')
plt.plot(x1,y1,linewidth=2,color='Black')
plt.plot(x2,y2,linewidth=2,color='Black')
plt.plot(y3,x3,'--',linewidth=2,color='Black')
plt.savefig('liplot.png',bbox_inches='tight',pad_inches=0.15)
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 21:12, 23 May 2016 | | 866 × 885 (29 KB) | Tom (talk | contribs) | Category:Plot <pre>#!/usr/bin/python import numpy as np import matplotlib.pyplot as plt from mpmath import * from pylab import rcParams rcParams['figure.figsize'] = 10, 10 x1=np.arange(0.001,1.0,0.001); x2=np.arange(1.001,4.0,0.001); x3=np.arange(... |
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