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In this paper, we apply a recently proposed numerical algorithm for finding stationary phase points in spin foam amplitudes.
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The code to compute the amplitude, the Wolfram Mathematica notebooks that compute the boundary data and perform the numerical analysis of the amplitude are available here
Cited in the paper.
P. Dona and S. Speziale, “Asymptotic of spin foam amplitudes with many vertices,” in preparation
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P. Dona, M. Fanizza, G. Sarno, and S. Speziale, “Numerical study of the lorentzian engle-pereira-rovelli-livine spin foam amplitude,” Phys. Rev
2019
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P. Dona, F. Gozzini, and G. Sarno, “Searching for classical geometries in spin foam amplitudes: a numerical method,” Class. Quant. Grav. 37
2020
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P. Dona and S. Speziale, “Large spin limit of the EPRL-KKL spin foam vertex amplitude,” Phys. Rev. D
2020
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