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No relation for Wigner's friend
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No relation for Wigner's friend
classification
quant-ph
hep-thphysics.hist-ph
keywords
collapsefriendquantumstateswigneranalysisarguedependence
read the original abstract
We argue that Wigner's friend thought experiment does not support observer dependence of quantum states. An analysis in terms of history vectors suggests that quantum collapse is to be understood as collapse of histories rather than collapse of states.
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