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hep-th2026
The Cosmological -shift
Carolina Figueiredo, Jiajie Mei, Yuyu Mo +1
We consider the extension of the -shift connecting Tr and pion amplitudes to observables in cosmology. We start in flat-space and explain how one can extract the pion wav…
math.CO2026
Combinatorics of the Cosmohedron
Federico Ardila-Mantilla, Nima Arkani-Hamed, Carolina Figueiredo +1
The cosmohedron was recently proposed as a polytope underlying the cosmological wavefunction for theory. Its faces were conjectured to be in bijection with Matryos…