A counterexample to a conjecture of Björner and Lovász on the ::::chi::::-coloring complex

Shlomo Hoory, Nathan Linial. A counterexample to a conjecture of Björner and Lovász on the ::::chi::::-coloring complex. Journal of Combinatorial Theory, Series A, 95(2):346-349, 2005. [doi]

Abstract

Abstract is missing.