On a property of families of sets

On a property of families of sets
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在集合家族的财产上

DOI:
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发表时间:
1964
期刊:
影响因子:
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通讯作者:
A. Hajnal
A. Hajnal
中科院分区:
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文献类型:
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作者:
P. Erdős;A. Hajnal

文献摘要

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1. 介绍。在本文中,我们将推广MILLER在他的论文[1]中解决的一个问题,并证明关于这个新问题和一些相关问题的几个结果。我们在这里提到我们的一些定理(定理8和定理10)有一个有趣的结论,即k个l紧空间(林德洛夫空间)的拓扑积不一定是
1. Introduction. In this paper we are going to generalize a problem solved by MILLER in his paper [l] and prove several results concerning this new problem and some related questions. We mention here that some of our theorems (Theorems 8 and 10) have the interesting consequence that the topological product of Ks l-compact spaces (Lindelof spaces) is not necessarily