Timeline for Group extensions isomorphic as groups
Current License: CC BY-SA 3.0
3 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Mar 31, 2014 at 18:33 | comment | added | Achim Krause | Note that he explicitly states in his last paragraph that this approach does not cover automorphisms which don't fix the chosen normal divisor. The example you referred to is exactly that. | |
| Mar 31, 2014 at 18:12 | comment | added | César Galindo | The examples in the answer of mathoverflow.net/questions/35649/… show that your answer if not right. | |
| Mar 31, 2014 at 17:14 | history | answered | Derek Holt | CC BY-SA 3.0 |