2006/04/10 by Carlo Rovelli, Rovelli, Carlo
Physics and Astronomy · #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Theory (hep-th) #gr-qc #hep-th
paper · pdf · doi:10.48550/arxiv.gr-qc/0604045
8 pages. Version 2: minor corrections
arxiv created 2006/04/13 · arxiv updated 2009/12/01
Introductive chapter of a book on Quantum Gravity, edited by Daniele Oriti, to appear with Cambridge University Press.