Burr–Erdős–Faudree–Rousseau–Schelp conjecture on adding matching components

From papers

Let GG and HH be graphs, and let K2K_2 denote the complete graph on two vertices. A pair (G,H)(G,H) is Ramsey-finite if it has only finitely many Ramsey-minimal graphs. Burr–Erdős–Faudree–Rousseau–Schelp conjecture. If (G,H)(G,H) is Ramsey-finite, then (GK2,HmK2)(G\cup \ell K_2,H\cup mK_2) is Ramsey-finite for all integers ,m0\ell,m\ge 0. This conjecture concerns the stability of Ramsey-finiteness under adjoining arbitrary numbers of isolated matching components to the two target graphs. The paper states that this conjecture is true.

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Sources & referencesView supporting material

Primary source

Yaping Mao, “Ramsey-finiteness for graph pairs: A complete solution to the Burr-Erdős-Faudree-Schelp conjectures”, arXiv:2604.17356 (2026).

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