Note on φ, ψ and σ-functions. Part 2

Krassimir T. Atanassov
Notes on Number Theory and Discrete Mathematics, ISSN 1310–5132
Volume 16, 2010, Number 3, Pages 25–28
Full paper (PDF, 125 Kb)

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Authors and affiliations

Krassimir T. Atanassov
Department of Bioinformatics and Mathematical Modelling
IBFBME – Bulg. Academy of Sci.
Acad. G. Bonchev Str. Bl. 105, Sofia-1113, Bulgaria

Abstract

An interesting property of arithmetic functions φ, ψ and σ is being discussed and illustrated.

Keywords

• Arithmetic function φ
• Arithmetic function ψ
• Arithmetic function σ

AMS Classification

• 11A25

References

1. Atanassov K., Some assertions on φ and σ functions, Bulletin of Number Theory
   and Related Topics, Vol. XI (1987), No. 1, 50-63.
2. Atanassov, K. Note on φ, ψ and σ functions. Notes on Number Theory and Discrete Mathematics, Vol. 12, 2006, No. 4, 25-28.
3. Fomenko, A., Statistical Chronology, In Series “Mathematics and Cybernetics”, No. 7, Znanie, Moskow, 1990 (in Russian).
4. Nagell T., Introduction to number theory, John Wiley & Sons, New York, 1950.
5. Nosovskii, G., A. Fomenko, New Chronology and Conception of the Ancient History of Russia, England and Rome, Moskow Goverment University, Moskow, Vol. 1 and 2, 1996 (in Russian).
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