Geodesic
Combinatorial identities involving the Möbius function
Journal of integer sequences, Tome 13 (2010) no. 8.

Voir la notice de l'article provenant de la source Electronic Library of Mathematics

Summary: We derive some identities and inequalities concerning the Möbius function. Our main tool is phi functions for intervals of positive integers and their unions.
Classification : 11A25, 11B05, 11B75
Keywords: combinatorial identities, M$\ddot $obius function, relatively prime sets, phi functions, M$\ddot $obius inversion formula 
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     author = {El Bachraoui, Mohamed and Salim, Mohamed},
     title = {Combinatorial identities involving the {M\"obius} function},
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     year = {2010},
     language = {en},
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El Bachraoui, Mohamed; Salim, Mohamed. Combinatorial identities involving the Möbius function. Journal of integer sequences, Tome 13 (2010) no. 8. http://geodesic.mathdoc.fr/item/JIS_2010__13_8_a6/