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Metadata 
bibkey: koashiimoto2002nondisturbance
authors: Masato Koashi and Nobuyuki Imoto
year: 2002
title: Operations that do not disturb partially known quantum states
doi: null
url: https://arxiv.org/abs/quant-ph/0101144
claim: A decomposition characterizes operations preserving a family of partially known states; it provides broader background for component nondisturbance rigidity.
strata_touched:
  - D5/S3/Quantum/Reduction/ProbeComponentRigidity
license: citation-only
triage: anchor

Operations that do not disturb partially known quantum states

A decomposition characterizes operations preserving a family of partially known states; it provides broader background for component nondisturbance rigidity.

The finite complex-matrix results use completely positive trace-preserving maps and all density inputs.

Verified locator

https://arxiv.org/abs/quant-ph/0101144