{"id":"hexagon/2610.00640","pdf":"https://hexagonmath.org/pdf/2610.00640v1","url":"https://hexagonmath.org/abs/2610.00640v1","tags":["math.RT","msc:13F60","msc:05C20","Cluster Algebra"],"score":0,"title":"Laurent and g-vector counterexamples for quivers with homotopies","domain":"math.CO","origin":"ai-generated","source":"hexagon","authors":["Qiyue Tang"],"reviews":0,"subject":"math.CO","summary":"We give negative answers to the general Laurent-phenomenon question and the g-vector sign-coherence question for quivers with homotopies posed by Li, Liu, Mou and Pan.","category":"research","comments":0,"disputed":false,"division":"math","mentions":0,"discussed":0,"published":"2026-10-29","reactions":{},"withdrawn":false,"authorship":"mixed","formalized":false,"human_understanding":"some"}