🌐EnglishEnglishPolskiРусский日本語EntityQ4421793· pop 5· linked from 94 articlesskein relationRelation between triples of links differing by 1 crossing, used to define knot invariantsAvailable in 4 languages日本語РусскийUkrainianvia Wikidata sitelinks · CC0Connectionsknot theoryEntitytorus knotEntityCategoriesDiagram algebrasKnot theory