Timeline for Is it known that certain extensions of the integers are UFDs?
Current License: CC BY-SA 3.0
8 events
when toggle format | what | by | license | comment | |
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Nov 29, 2013 at 0:22 | comment | added | Gerry Myerson | So, maybe you could edit "square-free" into the question? People shouldn't have to trawl through the comments to find it. | |
Nov 28, 2013 at 13:31 | comment | added | Michael Barr | Yes, I should have said that $n$ was square free. | |
Nov 28, 2013 at 4:17 | comment | added | Qiaochu Yuan | Yes, we need $n$ squarefree. | |
Nov 28, 2013 at 4:09 | comment | added | Gerry Myerson | If $n=-4$, your ring, ${\bf Z}[2i]$, is not integrally closed, is it? | |
Nov 28, 2013 at 3:32 | review | First posts | |||
Nov 28, 2013 at 3:44 | |||||
Nov 28, 2013 at 3:26 | answer | added | Qiaochu Yuan | timeline score: 7 | |
Nov 28, 2013 at 3:21 | comment | added | Qiaochu Yuan | Your ring is a Dedekind domain with finitely many prime ideals and any such thing is a PID. | |
Nov 28, 2013 at 3:16 | history | asked | Michael Barr | CC BY-SA 3.0 |