Kayumov, I.R.; Ponnusamy, S.; Kaliraj, A.S.
(2022-12-02)
In this article, we prove the Riesz - Fejér inequality for complex-valued harmonic functions in the harmonic Hardy space hp for all p > 1. The result is sharp for p ∈ (1,2]. Moreover, we prove two variant forms of Riesz-Fejér ...