Timeline for The completion of a ring R is a domain then the ring R is a domain?
Current License: CC BY-SA 3.0
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jan 9, 2013 at 6:41 | comment | added | Kevin Casto | hm - I remember being given this as a homework problem, and given the way it's stated it certainly smells like one... | |
| Jan 8, 2013 at 23:41 | vote | accept | Antonio | ||
| Jan 8, 2013 at 20:52 | comment | added | Karl Schwede | Is $R$ a local ring? | |
| Jan 8, 2013 at 19:01 | comment | added | LMN | Well, you need some hypothesis since completion only sees things locally. (Take the disjoint union of two lines $R = k[x] \times k[y]$ and complete wrt a maximal ideal on one of the lines but not the other). | |
| Jan 8, 2013 at 19:00 | answer | added | David E Speyer | timeline score: 6 | |
| Jan 8, 2013 at 18:40 | history | asked | Antonio | CC BY-SA 3.0 |