Timeline for Smoothness of $f(\sqrt x)$
Current License: CC BY-SA 3.0
3 events
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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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| Oct 4, 2011 at 16:56 | comment | added | Sergei Ivanov | Very nice, but it still goes through the extension theorem via limits of the derivatives at 0. | |
| Oct 4, 2011 at 10:43 | history | answered | Denis Serre | CC BY-SA 3.0 |