2 problems

Partial gamma-positivity conjecture for quasi-Stirling permutation polynomials
For a multiset $\mathcal{M}$ , let $\overline{\mathcal{Q}}_{\mathcal{M}}$ denote the set of quasi-Stirling permutations of $\mathcal{M}$ , and define … where $asc(\pi)$ , $des(\pi)$ ,…
openenumerative-combinatorics gamma-positivity quasi-stirling-permutations
0 responses
07
Archer et al.'s quasi-Stirling descent conjecture
Archer et al.'s conjecture. The number of $\pi\in\overline{\mathcal{Q}}_{\mathcal{M}}$ with $des(\pi)=n$ is equal to
opendescent-polynomials enumerative-combinatorics quasi-stirling-permutations
0 responses
06

Partial gamma-positivity conjecture for quasi-Stirling permutation polynomials