3 papers
gr-qc2025
Hamiltonian renormalisation IX. U(1)**3 quantum gravity
M. Rodriguez Zarate, T. Thiemann
In previous works in this series we focussed on Hamiltonian renormalisation of free field theories in all spacetime dimensions or interacting theories in spacetime dimensions lower…
hep-th2025
Hamiltonian renormalisation VIII. P(Phi,2) quantum field theory
M. Rodriguez Zarate, T. Thiemann
In previous works in this series we focussed on Hamiltonian renormalisation of free field theories in all spacetime dimensions. In this paper we address the Hamiltonian renormalisa…
gr-qc2024
Observations on representations of the spatial diffeomorphism group and algebra in all dimensions
Thomas Thiemann
The canonical quantisation of General Relativity including matter on a spacetime manifold in the globally hyperbolic setting involves in particular the representation theory of the…