Loop-quantum-gravity application of L0 2-category and simplicial-set theory. Ponzano and Regge 1968 proposed the first state-sum model of quantum gravity: triangulate a 3-manifold M, label each edge e with a spin j_e, weight each edge by…
Loop-quantum-gravity application of L0 2-category and simplicial-set theory. Ponzano and Regge 1968 proposed the first state-sum model of quantum gravity: triangulate a 3-manifold M, label each edge e with a spin j_e, weight each edge by…