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Results tagged with quantum-entanglement
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user 279025
Quantum entanglement is the mechanism by which quantum correlations between two sub-systems survive even after being physically separated from an interaction region. The correlations could in principle survive without neither time nor space constraint.
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How do I prove that reduced density matrix is Hermitian?
The other answer is overly complicated in my opinion. This answer is more simple:
The solution has only 2 pieces of prerequisite knowledge:
$$(pAB)^{\dagger} = p(A B)^{\dagger}=p(B^{\dagger} A^{\dagge …
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