Timeline for Examples of common false beliefs in mathematics
Current License: CC BY-SA 4.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jan 27, 2022 at 16:11 | comment | added | Jo Mo | But this is just a notational quirk. In some Russian algebra texts for example, the composition "f then g" in $\operatorname{End}_R({}_RR)$ is written $fg$, which leads to $R$ being isomorphic, as a ring, to its (left $R$-linear) endormorphism ring. | |
| Mar 27, 2020 at 12:19 | comment | added | user144185 | Here is a discussion about the condition for Morita equivalence between rings, which is related to this subtle detail: math.stackexchange.com/questions/3566579/… | |
| Mar 3, 2020 at 13:10 | review | Late answers | |||
| Mar 3, 2020 at 13:12 | |||||
| S Mar 3, 2020 at 12:54 | history | answered | user144185 | CC BY-SA 4.0 | |
| S Mar 3, 2020 at 12:54 | history | made wiki | Post Made Community Wiki by user144185 |