Simons, S. On Ptak’s combinatorial lemma. (English) Zbl 0237.46014 Pac. J. Math. 40, 719-721 (1972). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 5 Documents MSC: 46A35 Summability and bases in topological vector spaces 46A03 General theory of locally convex spaces PDF BibTeX XML Cite \textit{S. Simons}, Pac. J. Math. 40, 719--721 (1972; Zbl 0237.46014) Full Text: DOI