JournalsemVol. 67, No. 2Elemente der MathematikVolume 67, Number 2, 2012DOI: 10.4171/em | ISSN: 0013-6018 | eISSN: 1420-8962Elementarisierung von Benkos Lösung des 3. Hilbertschen ProblemsErich Ch. Wittmannpp. 45–50Elementary Trigonometric Sums related to Quadratic ResiduesAbdallah LaradjiMaurice MignotteNikos Tzanakispp. 51–60A simple counterexample to Havil’s “reformulation” of the Riemann HypothesisJonathan Sondowpp. 61–67Iterative geometric triangle transformationsDimitris VartziotisSimon Huggenbergerpp. 68–83Aufgabenpp. 84–87Rezensionenpp. 88–88
Elementary Trigonometric Sums related to Quadratic ResiduesAbdallah LaradjiMaurice MignotteNikos Tzanakispp. 51–60
