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math.OA2026
A Dynamical Approach to Non-Commutative de Finetti Theory
Simone Del Vecchio, Stefano Rossi
We develop a dynamical framework for non-commutative de Finetti theory. We first establish the non-commutative Hewitt-Savage 0-1 law for quantum stochastic processes. We identify t…
math.AP2026
Kinetic theory for Transformers and the lost-in-the-middle phenomenon
Mitia Duerinckx, Borjan Geshkovski, Stefano Rossi
We study causal self-attention dynamics -- a toy model for decoder Transformers -- which we interpret as a non-exchangeable interacting particle system. Adapting cumulant expansion…