Balachandran, V. K. A characterization of \(\Sigma\Delta\)-rings of subsets. (English) Zbl 0055.28001 Fundam. Math. 41, 38-41 (1954). Reviewer: Jürgen Schmidt Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 14 Documents MSC: 03Exx Set theory Keywords:set theory Citations:Zbl 0049.30304; Zbl 0013.07904 PDFBibTeX XMLCite \textit{V. K. Balachandran}, Fundam. Math. 41, 38--41 (1954; Zbl 0055.28001) Full Text: DOI EuDML