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arxiv: quant-ph/0310120 · v1 · pith:I4A5L6RInew · submitted 2003-10-20 · 🪐 quant-ph

An optimal entropic uncertainty relation in a two-dimensional Hilbert space

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keywords entropicuncertaintyhilbertoptimalrelationspacetwo-dimensionalappeared
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We derive an optimal entropic uncertainty relation for an arbitrary pair of observables in a two-dimensional Hilbert space. Such a result, for the simple case we are considering, definitively improves all the entropic uncertainty relations which have appeared in the literature.

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