12 citations · 12 across the 2 of their papers we have counts for
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gr-qc2007★ 21 cited
A 2D model of Causal Set Quantum Gravity: The emergence of the continuum
Graham Brightwell, Joe Henson, Sumati Surya
Non-perturbative theories of quantum gravity inevitably include configurations that fail to resemble physically reasonable spacetimes at large scales. Often, these configurations a…
gr-qc2002
General Covariance and the "Problem of Time" in a Discrete Cosmology
Graham Brightwell, H. Fay Dowker, Joe Henson +2
Identifying an appropriate set of ``observables'' is a nontrivial task for most approaches to quantum gravity. We describe how it may be accomplished in the context of a recently p…