🌐EnglishEnglishDeutschFrançaisРусскийEntityQ7582069· pop 6· linked from 89 articlessquare knotAlso known as 3₁#3₁*connected sum of two trefoil knots with opposite chiralityWikidata factsImageBlue Square Knot.pngvia Wikidata · CC0Available in 5 languagesFrançaisDeutschРусскийUkrainianvia Wikidata sitelinks · CC0Connectionsknot theoryEntityconnected sumEntityCategoriesAlternating knots and linksAmphichiral knots and linksComposite knots and linksKnot theoryPretzel knots and links (mathematics)Slice knots and linksTricolorable knots and linksUnfibered knots and links