2007-01-21 01:16 David Eppstein 256×256×0 (5230 bytes) rm white background
2007-01-21 01:13 David Eppstein 256×256×0 (5280 bytes) Fix svg
2006-11-26 22:16 David Eppstein 256×256×0 (5281 bytes) The [[Happy Ending problem]]: every set of five points in general position contains a convex quadrilateral. Replacement for [[:Image:Happy-End-problem.png]].
{{Information |Description=The Happy Ending problem: every set of five points in general position contains a convex quadrilateral. |Source=Originally from [http://en.wikipedia.org en.wikipedia]; description page is/was [http:/