🌐EnglishEnglishDeutschEspañolFrançaisPortuguêsTiếng Việtالعربيةفارسی中文日本語EntityQ2914964· pop 15· linked from 274 articlesup toAlso known as equal up tomathematical statement of uniqueness, except for an equivalent structure (equivalence relation)Available in 15 languagesEspañolFrançais中文日本語PortuguêsCatalanCzechGalicianHebrewHungarianRomanianConnectionsequivalence classEntitysymmetryEntityCategoriesMathematical terminology