Timeline for Torsion-free abelian group $A$ such that $A \not \simeq A \oplus \Bbb Z \simeq A \oplus \Bbb Z^2$
Current License: CC BY-SA 3.0
4 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Mar 10, 2020 at 0:06 | comment | added | YCor | Link to references (both Proc AMS 1956) Cohn, Walker. | |
| Feb 5, 2017 at 11:25 | vote | accept | Watson | ||
| Feb 5, 2017 at 11:24 | comment | added | Watson | Thank you very much! I didn't search enough, since it was already asked there (where the references of the papers are also given). | |
| Feb 5, 2017 at 11:22 | history | answered | Jeremy Rickard | CC BY-SA 3.0 |