Inventing an algebraic knot theory for eight year olds, part 4: Equations Posted by theaeolist on Sunday May 17, 2015 @07:59AM from the researchblogs.cs.bham.ac.uk dept. http://researchblogs.cs.bham.ac.uk/thelablunch/2015/05/inventing-an-algebraic-knot-theory-for-eight-year-olds-iv/ ( 2 comments | 9 points | on HN )