2 problems

Let $X_{(2,2,k)}^3$ be the no-three-way interaction model of two binary random variables and a third one with state space $k$. Its polar degrees form a sequence. Palindromicity con…

Let $\T_{a,b,d}$ be the trapezoid model in the simplex described above, with parameters $a$, $b$, and $d$, and let $D(\T_{a,b,d})$ denote its maximum divergence. Trapezoid-model di…