Surface Observables in 4D BF - 2 Knot Invariants and Nonabelian Electric Fluxes

Explore surface observables in four-dimensional BF theory and their connections to 2-knot invariants and nonabelian electric fluxes in this 57-minute conference talk by A. Cattaneo from the University of Zürich. Delve into advanced topics at the intersection of mathematical physics and low-dimensional topology, examining how surface observables emerge in BF theory and their role in characterizing 2-knot invariants. Investigate the relationship between these mathematical structures and nonabelian electric flux configurations, gaining insights into the geometric and topological aspects of quantum field theory. Learn about cutting-edge research methods that bridge homological, quantum, and computational approaches to understanding complex topological phenomena in four-dimensional spaces.