Geodesic
On the independence of $\sigma (\phi (n))$ and $\phi (\sigma (n))$
Mohand-Ouamar Hernane1 ; Florian Luca2
1 Institut de Mathématiques Université Houari Boumedienne BP 32, El Alia, 16111 Bab Ezzouar Alger, Algeria
2 Instituto de Matemáticas Universidad Nacional Autónoma de México C.P. 58089, Morelia, Michoacán, México
Acta Arithmetica, Tome 138 (2009) no. 4, pp. 337-346.

Voir la notice de l'article provenant de la source Institute of Mathematics Polish Academy of Sciences

DOI : 10.4064/aa138-4-4

Mohand-Ouamar Hernane 1 ; Florian Luca 2

1 Institut de Mathématiques Université Houari Boumedienne BP 32, El Alia, 16111 Bab Ezzouar Alger, Algeria
2 Instituto de Matemáticas Universidad Nacional Autónoma de México C.P. 58089, Morelia, Michoacán, México 
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Mohand-Ouamar Hernane; Florian Luca. On the independence of $\sigma (\phi (n))$ and $\phi (\sigma (n))$. Acta Arithmetica, Tome 138 (2009) no. 4, pp. 337-346. doi : 10.4064/aa138-4-4. http://geodesic.mathdoc.fr/articles/10.4064/aa138-4-4/

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