Open AccessArticle

Correction of a Proof of an Inequality Involving the Polygamma Function

Department of Mathematics, School of Mathematical Sciences, C. K. Tedam University of Technology and Applied Sciences, P. O. Box 24, Navrongo, Upper-east Region, Ghana.

Corresponding Author: Kwara Nantomah. Email: knantomah@cktutas.edu.gh

Annals of Communications in Mathematics 2026, 9(1), 16. https://doi.org/10.62072/acm.2026.09016

Received: 17 February 2026 |

Accepted: 20 March 2026 |

Published: 31 March 2026

Download PDF

Abstract.

The proof of Lemma 5 in the paper ”Corrigendum to A Harmonic Mean Inequality for the Polygamma Function” [Math. Inequal. Appl., 27(2)(2024), 273-274] contains an error. The purpose of this paper is to correct the error.

Keywords

correction; harmonic mean inequality; Polygamma function

Cite This Article

K. Nantomah.

Correction of a Proof of an Inequality Involving the Polygamma Function.

Annals of Communications in Mathematics

2026,

9(1):

16.

https://doi.org/10.62072/acm.2026.09016

Copyright © 2026 by the Author(s). Licensee Techno Sky Publications. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).