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5 votes
2 answers
241 views

Expansion of key polynomials in terms of non-symmetric Hall-Littlewood polynomials and charge-like statistics

Edit: The problem I pose here is impossible to solve with the basis $H$, in the answer I made to this post I explain why. The only way I can think it to amend the situation would be to try with ...
P.Luis's user avatar
  • 161
7 votes
2 answers
406 views

Proving an identity for flagged Schur without use of determinants?

In proposition 3 of Determinantal transition kernels for some interacting particles on the line, Dieker and Warren prove the following identity: consider vector $a:=(a_1,\dotsc,a_N)$ and kernels $$\...
Thomas Kojar's user avatar
  • 5,474
2 votes
0 answers
169 views

counting how many boxes from a given Young tableau contribute to hook length made out of two YTs

Think of a Young diagram as a collection of rows with numbers of elements $\mu_1 \geq \mu_2 \geq \cdots \geq \mu_d \geq \mu_{d+1}=0$ (and $\mu_k=0$ for $k>d$) and define for $s=(i,j)$ (where $i$ ...
jj_p's user avatar
  • 533