🌐日本語EnglishDeutschFrançaisPortuguêsالعربية中文日本語EntityQ2000812· pop 5· linked from 33 articlesPolymathプロジェクトseries of public experiments on mass collaboration in mathematicsAvailable in 5 languagesFrançaisDeutschPortuguêsالعربيةvia Wikidata sitelinks · CC0ConnectionsHales–Jewett theoremEntitymathematicsEntityCategoriesMathematical projectsOpen scienceProjects established in 2009Research projects