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 savetheoremAvailable in 27 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةArmenianCatalanCzechFinnishHebrewHungarianKazakhKhmerMalayalamShow 8 moreNederlandsPiedmontesePolskiPunjabiSvenskaTamilUkrainian한국어via Wikidata sitelinks · CC0