File:Greatestprimefactor,to1000.png
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#!/usr/bin/python
import numpy as np
import matplotlib.pyplot as plt
import fractions
from mpmath import *
from pylab import rcParams
rcParams['figure.figsize'] = 10, 10
def gpf(n):
i = 2
while i * i <= n:
if n % i:
i += 1
else:
n //= i
return n
x=np.arange(0,1000,1);
f=np.vectorize(gpf)
y=f(x)
fig, ax = plt.subplots()
plt.xlabel(r'$n$')
plt.ylabel(r'$\mathrm{gpf}(n)$')
plt.scatter(x,y,linewidth=0.01,color='Black')
plt.xlim(0,1000)
plt.ylim(0,1000)
plt.savefig('greatestprimefactor,to1000.png',bbox_inches='tight',pad_inches=0.15)
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 05:19, 22 June 2016 | | 898 × 885 (40 KB) | Tom (talk | contribs) | Category:Plot <pre>#!/usr/bin/python import numpy as np import matplotlib.pyplot as plt import fractions from mpmath import * from pylab import rcParams rcParams['figure.figsize'] = 10, 10 def gpf(n): i = 2 while i * i <= n:... |
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