On the Chudnovsky-Seymour-Sullivan Conjecture on Cycles in Triangle-free Digraphs

Kevin Chen, Sean Karson, Dan Liu +1

For a simple digraph $G$ without directed triangles or digons, let $\beta (G)$ be the size of the smallest subset $X\subseteq E(G)$ such that $G\setminus X$ has no directed cycles, and…