Note on φ and ψ functions

V. Kannan and R. Srikanth
Notes on Number Theory and Discrete Mathematics, ISSN 1310-5132
Volume 19, 2013, Number 1, Pages 19—21
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Authors and affiliations

V. Kannan
Department of Mathematics, Sastra University
Thanjavur-613 401, India

R. Srikanth
Department of Mathematics, Sastra University
Thanjavur-613 401, India

Abstract

In this paper, we improve the lower bound of the paper [3].

Keywords

  • Arithmetic functions φ, ψ and σ

AMS Classification

  • 11A25

References

  1. Atanassov, K. Note on φ, ψ and σ-functions, Notes on Number Theory and Discrete Mathematics, Vol. 12, 2006, No. 4, 23–24.
  2. Atanassov, K. Note on φ, ψ and σ-functions. Part 2, Notes on Number Theory and Discrete Mathematics, Vol. 16, 2010, No. 3, 25–28.
  3. Atanassov, K. Note on φ, ψ and σ-functions. Part 3, Notes on Number Theory and Discrete Mathematics, Vol. 17, 2011, No. 3, 13–14.
  4. Nagell, T. Introduction to Number Theory, John Wiley & Sons, New York, 1950.

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Cite this paper

APA

Kannan, V., & Srikanth, R. (2013). Note on φ and ψ functions. Notes on Number Theory and Discrete Mathematics, 19(1), 19-21.

Chicago

Kannan, V, and R Seraj. “Note on φ and ψ Functions.” Notes on Number Theory and Discrete Mathematics 19, no. 1 (2013): 19-21.

MLA

Kannan, V, and R Seraj. “Note on φ and ψ Functions.” Notes on Number Theory and Discrete Mathematics 19.1 (2013): 19-21. Print.

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