Function spaces and operator theory form a rich and interconnected subdiscipline of modern analysis, embracing a variety of spaces that measure function regularity and oscillatory behaviour alongside ...

Recent advances in harmonic analysis have renewed interest in Hausdorff operators and Hardy inequalities, given their central role in understanding the structure of function spaces. Hausdorff ...

This is a preview. Log in through your library . Abstract In this paper we study derivations in subalgebras of ${\mathrm{L}}_{0}^{\mathrm{w}\mathrm{o}}(\mathrm{\nu ...

We introduce the cosine-type approximation processes in abstract Banach space setting. The historical roots of these processes go back to W. W. Rogosinski in 1926. The given new definitions use a ...