Home›Algebraic number theory›quadratic field🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsРусскийالعربية한국어中文日本語EntityQ625519· pop 19· linked from 154 articlesquadratic fieldAlso known as Quadratic number fieldsalgebraic number field of degree two over the rational numbersAvailable in 19 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةCzechFinnishConnectionsramificationEntityInternational Standard Book NumberEntityCategoriesAlgebraic number theoryField theory