2023/06/28 by Oliveira, Luís
#20M10 (Secundary) #20M17 (Primary) 20M05 #FOS: Mathematics #Group Theory (math.GR)
paper · doi:10.48550/arxiv.2306.16374
We prove the existence of a regular semigroup F(X) weakly generated by X such that all other regular semigroups weakly generated by X are homomorphic images of F(X). The semigroup F(X) is introduced by a presentation and the word problem for that presentation is solved.