Timeline for Which R-algebras are the group ring of some group over a ring R?
Current License: CC BY-SA 3.0
6 events
| when toggle format | what | by | license | comment | |
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| S Nov 26, 2016 at 14:00 | history | suggested | rschwieb | CC BY-SA 3.0 |
using \ast so it renders
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| Nov 26, 2016 at 13:42 | review | Suggested edits | |||
| S Nov 26, 2016 at 14:00 | |||||
| Feb 5, 2010 at 0:38 | comment | added | Zev Chonoles | Pete's posted an answer that there are in fact no such rings. | |
| Feb 1, 2010 at 19:52 | history | edited | Yemon Choi | CC BY-SA 2.5 |
small clarification
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| Jan 30, 2010 at 21:07 | comment | added | Zev Chonoles | Excellent points - out of curiosity, is there a characterization of rings $R$ for which $G\not\simeq G'$ implies $R[G]\not\simeq R[G']$? | |
| Jan 30, 2010 at 20:31 | history | answered | Yemon Choi | CC BY-SA 2.5 |