Timeline for Which monomial subalgebras are direct summands of polynomial rings
Current License: CC BY-SA 3.0
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Nov 23, 2011 at 16:47 | vote | accept | Thomas Kahle | ||
| Oct 29, 2011 at 18:11 | answer | added | Gjergji Zaimi | timeline score: 2 | |
| Oct 29, 2011 at 13:42 | history | edited | Thomas Kahle | CC BY-SA 3.0 |
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| Oct 29, 2011 at 13:40 | comment | added | Graham Leuschke | I guess my previous comment only applies if $S$ is a finitely generated $A$-module, that is, some power of each $x_j$ is in $A$. | |
| Oct 29, 2011 at 10:50 | comment | added | Graham Leuschke | In characteristic zero, normality is also enough. The norm map on quotient fields restricts to a splitting of rings. Of course this has nothing to do with the special form of $A$. | |
| Oct 29, 2011 at 8:46 | history | asked | Thomas Kahle | CC BY-SA 3.0 |