4 datasets found

22 pages, 7 figures.

A knot is an embedding of a circle into a 3-dimensional manifold. When this man- ifold is the sphere, knots can be described combinatorially using Gauss diagrams....

35 pages, 29 figures

We study combinatorial properties of virtual braid groups and we describe relations with finite type invariant theory for virtual knots and Yang-Baxter equations