Timeline for When is the following sequence exact?
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Nov 1, 2017 at 1:04 | comment | added | Mohan | The one situation where this is obvious is if $\alpha\beta$ is a non-zero divisor in $A$. For injectivity on the left, you need just that $\beta$ is a non-zero divisor in $A$. If that is not the case, in general this can be false without further conditions. | |
| Nov 1, 2017 at 0:16 | history | edited | D. Bogiokas | CC BY-SA 3.0 |
added 2 characters in body
|
| Nov 1, 2017 at 0:09 | history | edited | D. Bogiokas | CC BY-SA 3.0 |
added 15 characters in body
|
| Nov 1, 2017 at 0:05 | review | First posts | |||
| Nov 1, 2017 at 0:10 | |||||
| Nov 1, 2017 at 0:03 | history | asked | D. Bogiokas | CC BY-SA 3.0 |