Abstract
For the investigation of absolute summability domains we employ two positivity concepts and two kinds of sectional operators. In particular we obtain a basic positivity result for Cesàro methods and subsequently two known results (of Hardy-Bohr type) concerning summability factors.
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© 1987 Birkhäuser Verlag Basel
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Beekmann, W., Zeller, K. (1987). Positivity in Absolute Summability. In: Walter, W. (eds) General Inequalities 5. International Series of Numerical Mathematics / Internationale Schriftenreihe zur Numerischen Mathematik Série internationale d’Analyse numérique, vol 80. Birkhäuser Basel. https://doi.org/10.1007/978-3-0348-7192-1_16
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DOI: https://doi.org/10.1007/978-3-0348-7192-1_16
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