Distributive groupoids in knot theory. (English. Russian original) Zbl 0523.57006
Math. USSR, Sb. 47, 73-83 (1984); translation from Mat. Sb., Nov. Ser. 119(161), No. 1, 78-88 (1982).
MSC:
57M25 | Knots and links in the \(3\)-sphere (MSC2010) |
05C15 | Coloring of graphs and hypergraphs |
20L05 | Groupoids (i.e. small categories in which all morphisms are isomorphisms) |