Preserving the measure of compatibility between quantum states
classification
🧮 math.FA
math.OAquant-ph
keywords
statesquantumabstractantiunitarybijectivecompatibilitycompatibility-likeconcept
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In this paper after defining the abstract concept of compatibility-like functions on quantum states, we prove that every bijective transformation on the set of all states which preserves such a function is implemented by an either unitary or antiunitary operator.
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