Timeline for What is the "right" definition of a ring?
Current License: CC BY-SA 2.5
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| when toggle format | what | by | license | comment | |
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| Oct 27, 2009 at 14:25 | comment | added | Qiaochu Yuan | This is the usual explanation, but as far as this hypothetical person is concerned, Z is the free group on one element. What's this multiplication nonsense? | |
| Oct 27, 2009 at 10:59 | history | answered | lhf | CC BY-SA 2.5 |