File:Vanderwaerdenplot.png

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Revision as of 17:44, 22 January 2016 by Tom (talk | contribs) (<pre>#!/usr/bin/python import numpy as np import matplotlib.pyplot as plt from mpmath import * def distfnc(x): return min(x-floor(x),ceil(x)-x) def vanderwaerden(x): return nsum(lambda k: distfnc((10.0**k)*x)/(10.0**k),[0,inf]) x=np....)
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#!/usr/bin/python
import numpy as np
import matplotlib.pyplot as plt
from mpmath import *

def distfnc(x):
        return min(x-floor(x),ceil(x)-x)

def vanderwaerden(x):
        return nsum(lambda k: distfnc((10.0**k)*x)/(10.0**k),[0,inf])

x=np.arange(0.0,1.0,0.00001);
f=np.vectorize(vanderwaerden)
y=f(x)
plt.xlabel('x')
plt.ylabel('van der Waerden(x)')
plt.plot(x,y,linewidth=0.5)
plt.savefig('vanderwaerdenplot.png')

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current03:21, 6 July 2016Thumbnail for version as of 03:21, 6 July 2016875 × 885 (35 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 def distfnc(x): return min(x-floor(x),ceil(x)-x) def vanderwaerden...
17:44, 22 January 2016Thumbnail for version as of 17:44, 22 January 2016800 × 600 (26 KB)Tom (talk | contribs)<pre>#!/usr/bin/python import numpy as np import matplotlib.pyplot as plt from mpmath import * def distfnc(x): return min(x-floor(x),ceil(x)-x) def vanderwaerden(x): return nsum(lambda k: distfnc((10.0**k)*x)/(10.0**k),[0,inf]) x=np....
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