🌐EnglishEnglishItalianoNederlandsPortuguêsРусский中文日本語EntityQ1166643· pop 5· linked from 4 articlesalgebra extensionAlso known as extension ring, ring extensionmathematical construction in ring theoryAvailable in 5 languagesItalianoEsperantoHebrewNederlandsvia Wikidata sitelinks · CC0ConnectionsInternational Standard Book NumberEntitydigital object identifierEntityCategoriesRing theory