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  Volume 6, Issue 3, Article 73
On the Composition of Some Arithmetic Functions, II

    Authors: Jozsef Sandor,  
    Keywords: Arithmetic functions, Makowski-Schinzel conjuncture, Sándor's conjuncture, Inequalities.  
    Date Received: 14/10/04  
    Date Accepted: 13/05/05  
    Subject Codes:

11A25, 11N37.

    Editors: László Tóth,  

We study certain properties and conjuctures on the composition of the arithmetic functions $ sigma$, $ varphi$, $ psi$, where $ sigma$ is the sum of divisors function, $ varphi$ is Euler's totient, and $ psi$ is Dedekind's function.

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