A note on the Riemann ξ-function

We prove that for σ > 4.5, inf {ℜ(ξ'(σ + it)/ξ(σ + it) ) : - ∞ < t < ∞} = ξ'(σ)/ξ(σ). This improves the result obtained by Lagarias.  

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Bibliographic Details
Main Author: Ramūnas Garunkštis
Format: Article
Language:English
Published: Vilnius University Press 2000-12-01
Series:Lietuvos Matematikos Rinkinys
Online Access:https://www.zurnalai.vu.lt/LMR/article/view/34896
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