Title

Approximate Quantum Error Correction

Document Type

Article

Publication Date

April 2002

Abstract

The errors that arise in a quantum channel can be corrected perfectly if and only if the channel does not decrease the coherent information of the input state. We show that, if the loss of coherent information is small, then approximate quantum error correction is possible.

Journal

Quantum Information Processing

Volume

1

First Page

5

Last Page

12

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