Timeline for Finitely-generated algebra over Z
Current License: CC BY-SA 2.5
8 events
| when toggle format | what | by | license | comment | |
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| Nov 1, 2014 at 17:50 | comment | added | Pedro | For reference, the lemma you're quoting in AM is known as the "Artin Tate Lemma". It can be used to prove Zariski's lemma quite nicely, too. | |
| Jul 6, 2010 at 7:56 | comment | added | user2035 | Shortcut: since {(0)} is not constructible in Spec Z, Chevalley's theorem also rules out char. 0. | |
| Jul 5, 2010 at 9:54 | comment | added | fherzig | Use the short exact sequences $0 \to m^i/m^{i+1} \to A/m^{i+1} \to A/m^i \to 0$ and induct. | |
| Jul 5, 2010 at 9:47 | vote | accept | yatir | ||
| Jul 5, 2010 at 9:47 | comment | added | yatir | Just one question, How did you derive the last equation? | |
| Jul 5, 2010 at 9:34 | history | edited | fherzig | CC BY-SA 2.5 |
deleted 148 characters in body
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| Jul 5, 2010 at 9:30 | comment | added | fherzig | I remember now that Emerton gave a different proof that $A/m$ is a finite field in his notes on Jacobson rings posted here. | |
| Jul 5, 2010 at 9:24 | history | answered | fherzig | CC BY-SA 2.5 |