MathSciNet bibliographic data MR1106183 03E05 (03E35 40A05) Vojtáš, Peter Boolean isomorphism between partial orderings of convergent and divergent series and infinite subsets of ${\bf N}$${\bf N}$. Proc. Amer. Math. Soc. 117 (1993), no. 1, 235–242. Article

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