🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPortuguêsTiếng ViệtРусский한국어中文日本語EntityQ2243424· pop 9· linked from 60 articlesidempotent elementAlso known as idempotentelement x of a ring such that x² = xAvailable in 9 languagesDeutsch日本語GalicianGreekNederlandsTiếng ViệtUkrainian한국어via Wikidata sitelinks · CC0ConnectionsmoduleEntityascending chain conditionEntityCategoriesRing theory