JournalsemVol. 75, No. 1Elemente der MathematikVolume 75, Number 1, 2020DOI: 10.4171/em | ISSN: 0013-6018 | eISSN: 1420-8962A unifying framework for generalizations of the Eneström–Kakeya theoremA. Melmanpp. 1–14Logical equivalence of the fundamental theorems on operators between Banach spacesFriederike LiebaugKarlheinz Spindlerpp. 15–22Mittelwerte als MinimaAlfred Schreiberpp. 23–31Inequalities of Levin–Stečkin, Clausing and Chebyshev revisitedAlfred Witkowskipp. 32–36Aufgabenpp. 37–43Rezensionenpp. 44–44
Logical equivalence of the fundamental theorems on operators between Banach spacesFriederike LiebaugKarlheinz Spindlerpp. 15–22
