Timeline for exact short sequence of divisible groups splits?
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| May 4 at 16:52 | comment | added | Tomasz Kania | @kubo planetmath.org/… | |
| Apr 28 at 10:09 | comment | added | kubo | @TomaszKania could you tell me why does divisibility imply that $A$ is a direct summand in $B$? | |
| Mar 13, 2018 at 21:59 | comment | added | Tomasz Kania | @user350168 see Theorem 21.2 in Fuchs' Infinite Abelian Groups. | |
| Mar 13, 2018 at 21:55 | comment | added | user350168 | Can you explain how can one reach a left inverse? this is exactly what is confusing me. | |
| Mar 13, 2018 at 21:50 | history | answered | Tomasz Kania | CC BY-SA 3.0 |