New answers tagged quantum-discord
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Does quantum mutual information encompass information only about quantum correlations, or does it encompass both classical and quantum correlations?
Definition and Intuition
Quantum mutual information is defined as:
$$
S(A:B) = S(A) + S(B) - S(A,B)
$$
Here, $ S(A) $ is the Von Neumann entropy of the quantum state described by density matrix $ A $,...
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