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MATHEMATICS
On perfect compact nuclei of sets, effectively different from all $\Phi$-sets
Ya. L. Kreinin Crimean State Pedagogical Institute
Citation:
Ya. L. Kreinin, “On perfect compact nuclei of sets, effectively different from all $\Phi$-sets”, Dokl. Akad. Nauk SSSR, 118:3 (1958), 436–438
Linking options:
https://www.mathnet.ru/eng/dan28013 https://www.mathnet.ru/eng/dan/v118/i3/p436
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