Accès libre

On an Arithmetic Inequality

József Sándor
József Sándor
   | 10 déc. 2014
Analele ştiinţifice ale Universităţii "Ovidius" Constanţa. Seria Matematică's Cover Image
À propos de cet article
Article précédent
Article suivant
Citez
Publié en ligne: 10 déc. 2014
Pages: 257 - 261
Reçu: 20 sept. 2013
Accepté: 01 nov. 2013
DOI: https://doi.org/10.2478/auom-2014-0021
Mots clés
© 2014 József Sándor
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

We obtain an arithmetic proof and a refinement of the inequality ϕ (nk) + σk(n) < 2nk, where n ≧ 2 and k ≧ 2. An application to another inequality is also provided.

eISSN:
1844-0835
Langue:
Anglais
Périodicité:
Volume Open
Sujets de la revue:
Mathematics, General Mathematics
RSS Feed de la revue