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Apr 13, 2017 at 12:58 history edited CommunityBot
replaced http://mathoverflow.net/ with https://mathoverflow.net/
Jul 1, 2014 at 17:17 vote accept Pietro Majer
Jun 11, 2014 at 9:41 history edited Pietro Majer CC BY-SA 3.0
edited body
Apr 6, 2014 at 18:13 vote accept Pietro Majer
Jul 1, 2014 at 17:17
Dec 31, 2010 at 2:49 comment added paul Monsky Pietro--I believe it's known that Z[x] is closed in C^0(R,R); see the reference I give in my comment to your answer.
Dec 30, 2010 at 22:20 history edited Pietro Majer CC BY-SA 2.5
added 553 characters in body; edited title; edited title; edited title; added 14 characters in body
Dec 30, 2010 at 8:34 answer added Pietro Majer timeline score: 4
Dec 30, 2010 at 1:25 comment added Felipe Voloch The $p$-adic situation is very different since $\mathbb{Z}$ is dense in $\mathbb{Z}_p$.
Dec 29, 2010 at 13:48 history asked Pietro Majer CC BY-SA 2.5