References
Bauer, H., Bear, H. S.: The part metric in convex sets. Pacific J. of Math. 30 No.1, 15–33 (1969).
Birkhoff, G.: A note on positive linear operators. Proc. Amer. Math. Soc.16, 14–16 (1965).
Clifford, A. H., Preston, G. B.: The algebraic theory of semigroups. Amer. Math. Soc. Surveys, No.7 (1961).
Fuchs, L.: Partially ordered algebraic systems. Reading, Mass.: Addison-Wesley Publ. Co. 1963.
Kist, J., Leestma, S.: Additive semigroups of positive real numbers. Math. Ann.188, 214–218 (1970).
Loonstra, F.: The classes of partially ordered groups. Compositio Math.9, 130–140 (1951).
Tamura, T., Kimura, N.: On decompositions of a commutative semigroup. Kodai Math. Sem. Reports 109–112 (1954).
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Kist, J., Leestma, S. A class of topological semigroups. Math. Ann. 188, 206–213 (1970). https://doi.org/10.1007/BF01350236
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF01350236