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hep-th2025
Positivity with Long-Range Interactions
B. Bellazzini, J. Berman, G. Isabella +3
We introduce infrared finite, analytic, crossing symmetric, Regge behaved, and Lorentz invariant amplitudes , labeled by the experimental energy resolut…
hep-th2025
(Super)Gravity from Positivity
Brando Bellazzini, Alex Pomarol, Marcello Romano +1
We investigate whether the effective theory for isolated, massive, and weakly interacting spin- particles is compatible with causality and unitarity-i.e., the positivity of sc…