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