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Quantum information

To compute or not to compute?

Quantum physics aims another blow at common sense: a simple quantum computer gives the right answer, even when it is not run. (Traditionalists be comforted: the computer must be turned on.)

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Dowling, J. To compute or not to compute?. Nature 439, 919–920 (2006). https://doi.org/10.1038/439919a

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