USA Topology Seminar

Three sides of knot coloring

Dan Silver, USA

Details
Thursday, September 9, 2010  
  ILB 370
  2:00-3:00 pm  

Abstract The 1926 paper of Alexander and Briggs suggests a combinatorial knot invariant by coloring the crossings of a diagram. We describe its equivalence with the well-known Fox colorings of arcs and Dehn colorings of regions. This is joint work with Scott Carter and Susan Williams.