JournalsemVol. 67, No. 4Elemente der MathematikVolume 67, Number 4, 2012DOI: 10.4171/em | ISSN: 0013-6018 | eISSN: 1420-8962Tiling by incongruent equilateral triangles without requiring local finitenessChristian Richterpp. 157–163The phi-ratio testsSayel AliMarion Deutsche Cohenpp. 164–168On certain permutation groups and sums of two squaresPietro CorvajaCarlo PetronioUmberto Zannierpp. 169–181Divisibility of power sums and the generalized Erdős–Moser equationKieren MacMillanJonathan Sondowpp. 182–186Equicevian points on the altitudes of a triangleSadi Abu-SaymehMowaffaq Hajjapp. 187–195Aufgabenpp. 196–199Rezensionenpp. 200–202
Tiling by incongruent equilateral triangles without requiring local finitenessChristian Richterpp. 157–163
On certain permutation groups and sums of two squaresPietro CorvajaCarlo PetronioUmberto Zannierpp. 169–181
Divisibility of power sums and the generalized Erdős–Moser equationKieren MacMillanJonathan Sondowpp. 182–186
