🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsРусскийالعربية한국어中文日本語EntityQ262370· pop 23· linked from 247 articlesEisenstein integercomplex number whose mapping on a coordinate plane produces a triangular latticeAvailable in 22 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةCatalanConnectionsroot of unityEntityGaussian integerEntityCategoriesAlgebraic numbersCyclotomic fieldsIntegersLattice pointsQuadratic irrational numbersSystolic geometry