Quantum Operation Quantum Fourier Transform And Semi-Definite Programming

Elsevier Science Bv
Publication Type:
Journal Article
Physics Letters A, 2004, 323 (1-2), pp. 48 - 56
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We analyze a class of quantum operations based on a geometrical representation of d-level quantum system (or qudit for short). A sufficient and necessary condition of complete positivity, expressed in terms of the quantum Fourier transform, is found for
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