References
P. Erdős, Some remarks on set theory,Proc. Amer. Math. Soc.,1 (1950), pp. 127–141.
P. Erdős andG. Fodor, Some remarks on set theory. VI,Acta Sci. Math. Szeged,18 (1957), pp. 243–260.
A. Tarski, Drei Überdeckungssätze der allgemeinen Mengenlehre,Fundamenta Math.,30 (1938), pp. 132–155.
P. Erdős andA. Tarski, On families of mutually exclusive sets,Annals of Math.,44 (1943), pp. 315–329.
P. Erdős andR. Rado, Combinatorial theorems on classification of subsets of a given set,Proc. London Math. Soc. (3),2 (1952), pp. 417–439.
P. Erdős andR. Rado, A partition calculus in set theory,Bull. Amer. Math. Soc.,62, (1956), pp. 427–489.
K. Kuratowski, Sur une caractérisation des alephs,Fundamenta Math.,38 (1951), pp. 14–17.
G. Fodor, Proof of a conjecture of P. Erdős,Acta Sci. Math. Szeged,14 (1951–1952), pp. 219–227.
F. P. Ramsey, On a problem of formal logic,Proc. London Math. Soc.,30 (1930), pp. 264–286.
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Erdős, P., Hajnal, A. On the structure of set-mappings. Acta Mathematica Academiae Scientiarum Hungaricae 9, 111–131 (1958). https://doi.org/10.1007/BF02023868
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF02023868