https://robinhankin.r-universe.dev/knotRhttps://robinhankin.r-universe.dev/api/packages/knotRhttps://robinhankin.r-universe.dev/knotR/knotR.pdfhttps://robinhankin.r-universe.dev/knotR/doc/manual.htmlhttps://robinhankin.r-universe.dev/knotR/citationhttps://robinhankin.r-universe.dev/knotR/citation.txthttps://robinhankin.r-universe.dev/knotR/citation.cffhttps://robinhankin.r-universe.dev/knotR/doc/knotR.Rnwhttps://robinhankin.r-universe.dev/articles/knotR/knotR.pdf