Timeline for Moving a canonical divisor on a normal surface away from the singular locus
Current License: CC BY-SA 3.0
6 events
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| Sep 5, 2012 at 22:30 | comment | added | Sándor Kovács | Francesco, just to do a little nitpicking: Your definition of a Gorenstein variety this way only works for normal surfaces. In higher dimensions Gorenstein implies Cohen-Macaulay. Of course, a normal surface is CM, but there are higher dimensional varieties with trivial canonical class that are not Gorenstein. | |
| Jul 31, 2011 at 19:44 | vote | accept | Ariyan Javanpeykar | ||
| Jul 31, 2011 at 18:28 | history | edited | Francesco Polizzi | CC BY-SA 3.0 |
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| Jul 31, 2011 at 18:15 | history | edited | Francesco Polizzi | CC BY-SA 3.0 |
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| Jul 31, 2011 at 18:08 | history | edited | Francesco Polizzi | CC BY-SA 3.0 |
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| Jul 31, 2011 at 18:02 | history | answered | Francesco Polizzi | CC BY-SA 3.0 |