🌐EnglishEnglishDeutschFrançaisNederlandsPolskiTiếng ViệtРусскийفارسی한국어中文日本語EntityQ643156· pop 11· linked from 20 articlesrotation numberinvariant of homeomorphisms of the circleAvailable in 11 languagesFrançaisDeutschРусскийBosnianNederlandsPolskiTiếng ViệtUkrainianفارسی한국어via Wikidata sitelinks · CC0Connectionswinding numberEntitymathematicsEntityCategoriesDynamical systemsFixed points (mathematics)Rotation