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garrettr/gist:5988727

Created July 12, 2013 23:59
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Probability of a specific hash collision
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gistfile1.py
In [1]: from __future__ import division
In [2]: n = 2**32
In [3]: p = 1 - ((n-1)/n)**1000000000
In [4]: p
Out[4]: 0.2077122589016286
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