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Issue 1
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Front matter
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Table of Contents
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Article: Relationship between the evolutionary development of a virus and logistic growth
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1
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Article: Ein elementarer Beweis des Primzahlsatzes via den ersten Satz von Mertens
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11
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Article: A graph called Harmony
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26
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Article: Eine besondere Lage dreier Kegelschnitte bei speziellen Sechsecken
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32
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Rubric: Aufgaben
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38
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Book review: Rezensionen
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43
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Back matter
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Issue 2
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Front matter
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Table of Contents
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Article: Zero-free regions for lacunary polynomials with positive coefficients
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45
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Article: Six primes in generalized Fermat numbers
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59
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Article: How many stones can we place in empty baskets?
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66
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Article: A synthetic proof of the Morley trisector theorem using congruent and similar triangles
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70
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Article: Jacobsthal analogues of two Fibonacci-Lucas identities and a generalization
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73
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Article: An extension of the Kantorovich inequality to Hilbert spaces
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78
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Rubric: Aufgaben
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84
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Back matter
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