Topological gravitation on graph manifolds
arXiv:0706.2736 · doi:10.1142/9789812834300_0265
Abstract
A model of topological field theory is presented in which the vacuum coupling constants are topological invariants of the four-dimensional spacetime. Thus the coupling constants are theoretically computable, and they indicate the topological structure of our universe.
3 pages, a talk delivered at the 11th Marcel Grossmann Meeting (2006)