Timeline for Subfields of division rings of degree $2$ which are not invariant
Current License: CC BY-SA 4.0
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| May 27 at 7:53 | comment | added | Tom De Medts | Simply because it is $2$-dimensional over $k = Z(A)$... (Write $B = k.1 + k.b$.) | |
| May 25 at 10:17 | comment | added | THC | Why is B commutative ? | |
| Sep 23, 2023 at 15:49 | history | bounty ended | THC | ||
| Sep 23, 2023 at 15:49 | vote | accept | THC | ||
| Sep 19, 2023 at 9:09 | history | edited | Tom De Medts | CC BY-SA 4.0 |
Added a reference to Scharlau's book
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| Sep 18, 2023 at 9:07 | history | answered | Tom De Medts | CC BY-SA 4.0 |