On certain inequalities for φ, ψ, σ, and related functions, II

We offer new proofs and refinements of two inequalities from paper [2]. The unitary functions variants are also considered.

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Publication Details

Journal
Notes on Number Theory and Discrete Mathematics
Published
2024-10-01
DOI
https://doi.org/10.7546/nntdm.2024.30.3.575-579
Primary Topic
Mathematical Inequalities and Applications
Type
article
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article

On certain inequalities for φ, ψ, σ, and related functions, II

József Sándor
Notes on Number Theory and Discrete Mathematics
Mathematical Inequalities and Applications
article

On certain inequalities for φ, ψ, σ, and related functions, II

József Sándor
article en

Abstract

We offer new proofs and refinements of two inequalities from paper [2]. The unitary functions variants are also considered.

Notes on Number Theory and Discrete MathematicsVol. 30(3)
Babeș-Bolyai University (RO)
Reduced inequalities
Openalex Percentile: Top 71%
Mathematical Inequalities and Applications
DOIOpen Access PDFOpenAlex
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On certain inequalities for φ, ψ, σ, and related functions, II — József Sándor · Notes on Number Theory and Discrete Mathematics (2024) | TGRS Research Map | TGRS