Timeline for When does 'positive' imply 'sum of squares'?
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
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| Apr 13, 2017 at 12:58 | history | edited | CommunityBot |
replaced http://mathoverflow.net/ with https://mathoverflow.net/
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| May 10, 2011 at 0:40 | history | answered | Nate Eldredge | CC BY-SA 3.0 |