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Results tagged with foundations
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user 5549
For questions about quantum foundations. Examples include questions about fundamental axioms, interpretations, contextuality, or generalized probabilistic theories.
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votes
Prove that if Kraus operators of $\Phi$ form an ONB then $\Phi$ is the replacement map
This solution uses the spectral theorem and some elementary linear algebra computations. If you let $P = \sum_{i = 1}^{d'} \lambda_i \vert{\psi_i}\rangle\langle{\psi_i}\vert$ be the spectral decomposi …
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