On the nerve of 4-dimensional teisi

Sjoerd Crans – 26 March 1997

The talk was based on material from my thesis (available in hard print, and electronically via my papers page), and from the forthcoming 100+ page paper "Central observations on omega-teisi". I started by giving the definition of omega-category, and describing the nerve and the tensor product, both heuristically by drawing some diagrams in low (