Timeline for What is the number of self-inverse permutations on a set of cardinality $N$?
Current License: CC BY-SA 3.0
3 events
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| Apr 13, 2017 at 12:58 | history | edited | CommunityBot |
replaced http://mathoverflow.net/ with https://mathoverflow.net/
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| Apr 27, 2016 at 11:01 | comment | added | Juan Sebastian Lozano | Thank you! Although that question goes above my head, I can see that my exact sum is found in the second answer. | |
| Apr 27, 2016 at 10:58 | history | answered | Geoff Robinson | CC BY-SA 3.0 |