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Apr 13, 2017 at 12:19 history edited CommunityBot
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Jan 4, 2013 at 13:16 history edited Dmitry Kerner CC BY-SA 3.0
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Jan 4, 2013 at 13:13 vote accept Dmitry Kerner
Jun 15, 2012 at 21:08 history edited Dmitry Kerner CC BY-SA 3.0
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Jun 15, 2012 at 19:56 answer added Will Sawin timeline score: 5
Jun 15, 2012 at 19:43 comment added Will Sawin Why do you say "no hope unless the ring is local or graded"? There are non-local non-graded PIDs, such as $\mathbb Z$.
Jun 15, 2012 at 19:16 history asked Dmitry Kerner CC BY-SA 3.0