Timeline for How fast are a ruler and compass?
Current License: CC BY-SA 2.5
2 events
| when toggle format | what | by | license | comment | |
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| Jul 23, 2010 at 3:26 | history | edited | Terry Tao | CC BY-SA 2.5 |
added 476 characters in body; added 17 characters in body
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| Jul 23, 2010 at 3:09 | history | answered | Terry Tao | CC BY-SA 2.5 |