Timeline for Generic Galois alteration of an arithmetic model with semistable special fiber
Current License: CC BY-SA 4.0
4 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Apr 26, 2020 at 22:14 | vote | accept | yshuai Qin | ||
| Apr 26, 2020 at 16:02 | answer | added | Johan | timeline score: 3 | |
| Apr 22, 2020 at 14:15 | comment | added | Jef | Very roughly, the field $K(Y)$ only depends on the generic fiber of $Y$, and the extension $K(Y)/K(X)$ will be Galois if and only if $\text{Frac}(R_1)//\text{Frac}(R)$ is Galois. Now it suffices to note that there exists a semistable model over any finite extension of $R_1$, for which we can take the Galois closure of the fraction field of $R_1$. | |
| Apr 22, 2020 at 11:17 | history | asked | yshuai Qin | CC BY-SA 4.0 |