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DeutschFile:Birthday paradox.svg
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Original file (SVG file, nominally 575 × 291 pixels, file size: 188 KB)
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Summary
| Description | Vector version of Image:050329-birthday1.png |
| Date | |
| Source | Own work |
| Author | Toobaz |
| Permission (Reusing this file) | GFDL |
| SVG development |  This W3C-invalid plot was created with Matplotlib. |
| Source code | Python codedef inv_prob(n): if n == 0: return 1 if n > 365: return 0 return inv_prob(n-1)*(1-(n-1.)/365) def probarray(): arr=[] for people in range(364): arr.append(1-inv_prob(people)) return arr def qrobarray(): arr=[0] for people in range(399): arr.append(1-((1-arr[people])*(1-1./365))) return arr plot(qrobarray()) plot(probarray(),'g.') text(200,.5,'q(n)', color='blue') text(35,.6,'p(n)', color='green') |
Licensing
I, the copyright holder of this work, hereby publish it under the following licenses:
 | Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License. |
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 02:40, 7 March 2008 | | 575 × 291 (188 KB) | Toobaz | {{Information |Description=Vectorial version of Image:050329-birthday1.png |Source=self-made |Date=07 Mar 2008 |Author= Toobaz |Permission= GFDL }} Made with pylab (started with "ipython -pylab). Here is the code: def inv_prob(n): |
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