3 problems

Let $T(\lambda)$ denote the Perk–Schultz transfer matrix, and let $\varphi$ and $\psi$ denote the identification and conjugation operators introduced for the multispecies exclusion…

Let $T(\lambda)$ be the transfer matrix, let $V_{\mathfrak s}$ be the sector with fixed species content, and write $T_{\mathfrak s}(\lambda)$ for its restriction to…

Coefficient conjecture. The coefficient of $qy^m$ in $\langle W|y(yD+E)^{n-1}|V\rangle$ is equal to