Séminaire Lotharingien de Combinatoire, B16h (1988), 4 pp.
[Formerly: Publ. I.R.M.A. Strasbourg, 1987/S-16, p.
123-126.]
Giuseppe Pirillo
On ω-Ramseyan Semigroups
Abstract.
We prove that a finitely generated seraigroup is ω-ramseyan
if and only if it is finite.
The following version is available: