5 problems

Mészáros–Tanjaya's conjecture. For any permutation $w$ and subword $u$ of $w$,

Non-Cancelling Intersections Conjecture, formulation II. For every tight intersection lattice $L$,

Non-Cancelling Intersections Conjecture. Whenever the measure of a union of sets can be expressed using the measures of some of their intersections through the inclusion-exclusion…

Let $P\subset\mathbb{R}^d$ be a polyhedral set. For each face $F$ of $P$, let $N(P,F)$ denote its normal cone, and define … Previously, this formula was known to hold only outside…

Cowan's conjecture. The first case should hold for every $X\in\operatorname{relint}\Pi$; that is,