2 problems

NCHO quasi-partition-function conjecture. The following are expected: (1) $\widetilde{Z}_Q(t)=Z_Q(t)$; and (2), under (1), if

Let $[\mathrm{\Pi}_{\textup{BJ}}]_{mn}$ denote the matrix elements of the Born–Jordan parity operator in the Fock, or number-state, basis. The authors provide a direct recursion fo…