Home›Browse›Lagrange's four-square theorem🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaРусскийالعربية한국어中文日本語EntityQ756946· pop 27· linked from 60 articlesLagrange's four-square theoremSign in to savetheoremWikidata factsInstance oftheoremPart oflist of theoremsNamed afterJoseph-Louis LagrangeShow 2 more factsdifferent fromLagrange's theoremmaintained by WikiProjectWikiProject MathematicsSources (2)wikidata.orgpl.wikipedia.orgvia Wikidata · CC0Available in 27 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةArmenianCatalanCzechFinnishHebrewHungarianKazakhKhmerMalayalamShow 8 moreNederlandsPiedmontesePolskiPunjabiSvenskaTamilUkrainian한국어via Wikidata sitelinks · CC0