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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Original file (875 × 885 pixels, file size: 35 KB, MIME type: image/png)
#!/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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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 03:21, 6 July 2016 | | 875 × 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 2016 |  | 800 × 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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