Warlimont, R. Convexity theorems in the theory of strong summability. (English) Zbl 0208.08402 J. Lond. Math. Soc., II. Ser. 3, 288-296 (1971). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 3 Documents MSC: 40F05 Absolute and strong summability 40G05 Cesàro, Euler, Nörlund and Hausdorff methods × Cite Format Result Cite Review PDF Full Text: DOI