Inequalities with Some Arithmetic Functions

József Sándor () and Krassimir Atanassov ()
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József Sándor: Department of Mathematics, Babeș-Bolyai University, Str. Kogalniceanu 1, 400084 Cluj-Napoca, Romania
Krassimir Atanassov: Department of Bioinformatics and Mathematical Modelling, Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 105, 1113 Sofia, Bulgaria

Mathematics, 2025, vol. 13, issue 8, 1-11

Abstract: In the paper, some new inequalities are formulated and proved with the classical arithmetic functions φ (of Euler) and ψ (of Dedekind).

Keywords: arithmetic functions; inequalities; Euler function; Dedekind function (search for similar items in EconPapers)
JEL-codes: C (search for similar items in EconPapers)
Date: 2025
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