Volume 2, 1996, Number 4

Volume 2Number 1Number 2Number 3 ▷ Number 4


Preface
Editorial. Page 1
Aldo Peretti

On one generalization of the Fibonacci sequence. Part IV: Multiplicity roots of the characteristic equation
Original research paper. Pages 3–7
Peter G. Georgiev and Krassimir T. Atanassov

On one generalization of the Fibonacci sequence. Part V: Some examples
Original research paper. Pages 8–13
Peter G. Georgiev and Krassimir T. Atanassov

On one generalization of the Fibonacci sequence. Part VI: Some other examples
Original research paper. Pages 14–17
Peter G. Georgiev and Krassimir T. Atanassov

A combinatorial summation identity for polygonal numbers
Original research paper. Pages 18–20
R. S. Melham and A. G. Shannon

A set-method for representation of the solutions of some Diophantine equations and some of its applications
Original research paper. Pages 21–26
Krassimir T. Atanassov

On the solutions of tm + tn = tx and tm − tn = ty
Original research paper. Pages 27–29
Krassimir T. Atanassov

One property of ψ function
Original research paper. Pages 30–31
Vassia K. Atanassova

A generalization of an arithmetic function
Original research paper. Pages 32–33
Krassimir T. Atanassov

Two extremal problems
Original research paper. Pages 34–37
Krassimir T. Atanassov

Four extremal problems
Original research paper. Pages 38–40
Krassimir T. Atanassov

The numbers which cannot be values of Euler’s function φ
Original research paper. Pages 41–48
Mladen Vassilev-Missana

Remarks on prime numbers
Original research paper. Pages 49–51
Krassimir T. Atanassov

New integer functions related to ϕ and σ functions. V
Original research paper. Pages 52–55
Krassimir T. Atanassov

Remark on set FA
Original research paper. Pages 56–57
Krassimir T. Atanassov

Two variants of the concept “Logarithmic progression”
Original research paper. Pages 58–60
Krassimir T. Atanassov


Volume 2Number 1Number 2Number 3 ▷ Number 4

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