References
E. S. Ljapin,Semigroups (Translations Math. Monographs, Vol. 3), American Mathematical Society, Providence, 1963.
F. Migliorini, Some researches on semigroups with magnifying elements,Period. Math. Hungar. 1 (1971), 279–286.
A. H. Clifford-G. B. Preston,The algebraic theory of semigroups, Vol. I (Math. Surveys, No. 7), American Mathematical Society, Providence, 1961, p. 76.
Author information
Authors and Affiliations
Additional information
Work performed with contribution of the C.N.R. (Italy) in the sphere of activity of the National Group for Algebraic and Geometric Structures and their Applications (GNSAGA).
Rights and permissions
About this article
Cite this article
Migliorini, F. Magnifying elements and minimal subsemigroups in semigroups. Period Math Hung 5, 279–288 (1974). https://doi.org/10.1007/BF02018183
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF02018183