Oberwolfach talk
April-19-14
10:12 AM
Idea: "Wednesday in 4D" (though with content converging to Monday combinatorics)
Idea: "A 4D Challenge"
Idea: "Some very good formulas for the Alexander polynomial".
The ugly dm formula (and the * formula).
Defines an invariant of v-tangles.
Why bother - good computationally (show demo), AKT, categorification.
The map into 4D tubes and then into B&H.
Operations on B&H: *, hm, tm, tha.
A word about trees and wheels.
A word about BF.