Timeline for Example of an unnatural isomorphism
Current License: CC BY-SA 3.0
3 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Aug 15, 2013 at 2:11 | history | made wiki | Post Made Community Wiki by Ben Webster♦ | ||
| Aug 14, 2013 at 9:21 | comment | added | James Cranch | Perhaps a better construction of nonisomorphic G-sets of the same cardinality, that works for any nontrivial group G, is to take G acting on itself by multiplication and G acting on itself trivially. | |
| Aug 14, 2013 at 8:30 | history | answered | Qiaochu Yuan | CC BY-SA 3.0 |