Identity channel
From HandWiki
 | This article relies largely or entirely on a single source. (March 2024) |
In quantum information theory, the identity channel is a noise-free quantum channel. That is, the channel outputs exactly what was put in.[1]
The identity channel is commonly denoted as , or .
References
- ↑ Wilde, Mark (2013), Quantum Information Theory, Cambridge University Press, p. 618, ISBN 9781107034259, https://books.google.com/books?id=T36v2Sp7DnIC&pg=PA618.
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