24 citations · 39 across the 7 of their papers we have counts for
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Fritz Gesztesy, Michael M. H. Pang, Jonathan Stanfill
The principal aim of this paper is to employ Bessel-type operators in proving the inequality \begin{align*} \int_0^πdx \, |f'(x)|^2 \geq \dfrac{1}{4}\int_0^πdx \, \dfrac{|f(x)|^2}{…