JournalsemVol. 67, No. 4Volume 67, No. 4 (2012) Elemente der Mathematikpp. 157–163Tiling by incongruent equilateral triangles without requiring local finitenessChristian Richterpp. 164–168The phi-ratio testsSayel AliMarion Deutsche Cohenpp. 169–181On certain permutation groups and sums of two squaresPietro CorvajaCarlo PetronioUmberto Zannierpp. 182–186Divisibility of power sums and the generalized Erdős–Moser equationKieren MacMillanJonathan Sondowpp. 187–195Equicevian points on the altitudes of a triangleSadi Abu-SaymehMowaffaq Hajjapp. 196–199Aufgabenpp. 200–202Rezensionen
pp. 157–163Tiling by incongruent equilateral triangles without requiring local finitenessChristian Richter
pp. 169–181On certain permutation groups and sums of two squaresPietro CorvajaCarlo PetronioUmberto Zannier
pp. 182–186Divisibility of power sums and the generalized Erdős–Moser equationKieren MacMillanJonathan Sondow