Timeline for Actions of finite permutation groups on hereditarily finite sets.
Current License: CC BY-SA 2.5
6 events
| when toggle format | what | by | license | comment | |
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| Dec 3, 2009 at 4:18 | history | edited | Greg Kuperberg | CC BY-SA 2.5 |
decent latex
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| Dec 3, 2009 at 2:50 | answer | added | Joel David Hamkins | timeline score: 4 | |
| Nov 23, 2009 at 17:35 | comment | added | Joel David Hamkins | Also, your basic set-up presumes that the objects in M are not themselves sets, since otherwise your action is not well-defined. I guess you want to regard the objects of M as urlements for the purposes of this construction. | |
| Nov 23, 2009 at 17:29 | comment | added | Joel David Hamkins | I think you want V_{alpha+1}(M)=V_alpha(M)\cup P(V_alpha(M)). i.e. Missing M. | |
| Nov 9, 2009 at 0:16 | history | edited | David E Speyer |
edited tags
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| Oct 27, 2009 at 20:01 | history | asked | Cameron | CC BY-SA 2.5 |