File:8-points-no-pentagon.svg

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Description	8-points-no-pentagon.svg A set of eight points in general position with no convex pentagon. According to a generalization of the Happy Ending problem, every nine points in general position have some five points forming a convex pentagon; this example shows that the number of points in this result cannot be reduced.
Date	2006-10-07 (original upload date)
Source	Originally from en.wikipedia; description page is/was here.
Author	Original uploader was David Eppstein at en.wikipedia
Permission (Reusing this image)	Released into the public domain (by the author).

[edit] Licensing

This image has been (or is hereby) released into the public domain by its author, David Eppstein at the wikipedia project. This applies worldwide. In case this is not legally possible: David Eppstein grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. العربية | Català | Česky | Dansk | Deutsch | Ελληνικά | English | Eesti | Suomi | Français | עברית | Italiano | 한국어 | Lietuvių | Македонски | Plattdüütsch | Nederlands | Polski | Română | Русский | Српски / Srpski | Svenska | ไทย | Vèneto | 中文 | ‪中文(简体)‬ | ‪中文(繁體)‬ | +/−

[edit] Original upload log

(All user names refer to en.wikipedia)

• 2006-10-07 19:10 David Eppstein 360×360×8 (2817 bytes) A set of eight points in general position with no convex pentagon. According to a generalization of the [[Happy Ending problem]], every nine points in general position have some five points forming a convex pentagon; this example shows that the number of

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• Usage of 8-points-no-pentagon.svg on enwiki
  • Happy Ending problem