no code implementations • 4 Aug 2023 • Shashaank Khanna, Marina Maciel Ansanelli, Matthew F. Pusey, Elie Wolfe
Considering all scenarios with up to 4 observed variables, which number in the thousands, we are able to resolve all but three causal scenarios, providing evidence that the HLP condition is, in fact, exhaustive.
no code implementations • 15 Jan 2021 • David Schmid, Haoxing Du, John H. Selby, Matthew F. Pusey
We give a complete characterization of the (non)classicality of all stabilizer subtheories.
Quantum Physics
no code implementations • 11 May 2014 • Joe Henson, Raymond Lal, Matthew F. Pusey
Firstly, we prove that all of the observable conditional independences required by the classical theory also hold in our generalisation; to obtain this, we extend the classical $d$-separation theorem to our setting.
Quantum Physics
