Submitted:
23 April 2026
Posted:
27 April 2026
You are already at the latest version
Abstract
Let ξ(z) be the Riemann xi function. We prove the boundedness of coefficients of the power series expansion of ξ′(1/z)/ξ(1/z). By an observation of Keiper this implies that the Riemann hypothesis is true.
Keywords:
Keiper-Li coefficients
; Riemann hypothesis
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