Place: Room 614 in the Education & Sciences Building Time: 14:00   Abstract: A king-non-attacking permutation is a permutation $\pi \in S_n$ such that $|\pi(i)-\pi(i-1)|\neq 1$ for each $i \in \{2,\dots,n\}$. We investigate the structure of the poset of these permutations under … Continue reading Colloquium: Tuesday, June 11, 2019. Speaker: Eli Bagno (Jerusalem College). Title: “On the poset of king-non-attacking permutations”.