Notes on the equality in SSA of entropy on CAR algebra
classification
🧮 math-ph
math.MP
keywords
equalityalgebraentropyconditionexampleholdsnecessaryneumann
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We prove a necessary an sufficient condition for the states which satisfy strong subadditivity of von Neumann entropy with equality on CAR algebra and we show an example when the equality holds but the state is not separable.
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