https://graphics.stanford.edu/courses/cs468-02-fall/projects/desanti.pdf http://katlas.math.toronto.edu/ https://knotinfo.math.indiana.edu
https://mathworld.wolfram.com/SquareKnot.html https://graphics.stanford.edu/courses/cs468-02-fall/projects/desanti.pdf http://katlas.math.toronto.edu/ https://knotinfo.math.indiana.edu
https://graphics.stanford.edu/courses/cs468-02-fall/projects/desanti.pdf http://katlas.math.toronto.edu/ https://knotinfo.math.indiana.edu