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arxiv: quant-ph/0212165 · v2 · submitted 2002-12-31 · 🪐 quant-ph

Qubit versus bit for measuring an integral of a classical field

classification 🪐 quant-ph
keywords classicalfieldintegralinteractionlocalmeasuringmethodanalyzed
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Methods for measuring an integral of a classical field via local interaction of classical bits or local interaction of qubits passing through the field one at a time are analyzed. A quantum method, which has an exponentially better precision than any classical method we could see, is described.

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