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Results tagged with enumerative-combinatorics
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user 36466
17
votes
Accepted
The Möbius number of the nonabelian finite simple groups
The answer to your question is ``yes". Something more general was proved by Hawkes, Isaacs and \"Ozaydin in a 1989 paper in the Rocky Mountain Journal of Mathematics.
CORRECTION: As Sebastien Palcou …
- 3,571
4
votes
Combinatorial Morse functions and random permutations
Please allow me to answer an amended question. It seems better to me to count discrete gradient flows instead of discrete Morse functions (of course this is a matter of opinion). In the case of the …
- 3,571