A characterization of $\Delta _{2}$-sets
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References
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Additional Information
- © Copyright 1965 American Mathematical Society
- Journal: Trans. Amer. Math. Soc. 117 (1965), 441-450
- MSC: Primary 02.77
- DOI: https://doi.org/10.1090/S0002-9947-1965-0172788-2
- MathSciNet review: 0172788