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gr-qc1995★ 2 cited
Woven Geometries: Black Holes
Junichi Iwasaki
Tangles of loops which approximate an aspect of the Kerr-Newman black hole metrics at large scales compared to the Planck length are constructed. The physical aspect the tangles ap…
gr-qc1995★ 41 cited
A definition of the Ponzano-Regge quantum gravity model in terms of surfaces
Junichi Iwasaki
We show that the partition function of the Ponzano-Regge quantum gravity model can be written as a sum over surfaces in a dimensional space-time. We suggest a geometrical m…