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quant-ph2024
Local fraction in Static Causal Orders
Stefano Gogioso, Nicola Pinzani
In this Letter, we introduce a notion of local fraction for experiments taking place against arbitrary static causal backgrounds -- greatly generalising previous results on no-sign…
quant-ph2019
Categorical Semantics for Time Travel
Nicola Pinzani, Stefano Gogioso, Bob Coecke
We introduce a general categorical framework to reason about quantum theory and other process theories living in spacetimes where Closed Timelike Curves (CTCs) are available, allow…