JournalsemVol. 70, No. 1Volume 70, No. 1 (2015) Elemente der Mathematikpp. 1–6The Gergonne and Soddy linesRoger C. Alperinpp. 7–12Harmonische Partitionen mit NebenbedingungenGünter KöhlerJürgen Spilkerpp. 13–20Euler and the partial sums of the prime harmonic seriesPaul Pollackpp. 21–32Geometric median in the planeDragana Jankov MaširevićSuzana Miodragovićpp. 33–38On Beckner’s inequality for Gaussian measuresEwain GwynneRostyslav Kravchenkopp. 39–43Aufgabenp. 44Rezensionen