Optimal Cloning of Pure States

Preprint

1 April 1998

preprint
Published by arXiv in arXiv

https://doi.org/10.48550/arXiv.quant-ph/9804001

Abstract

We construct the unique optimal quantum device for turning a finite number of d-level quantum systems in the same unknown pure state \sigma into M systems of the same kind, in an approximation of the M-fold tensor product of the state \sigma.

Keywords

OPTIMAL CLONING
QUANTUM DEVICE
UNIQUE OPTIMAL
APPROXIMATION
FINITE NUMBER
LEVEL QUANTUM
UNKNOWN PURE
FOLD TENSOR
PURE STATE

All Related Versions

Version 1, 1998-04-01, ArXiv
Published version: Physical Review A, 58 (3), 1827.

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