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Ancilla

by Yee Wei Law - Wednesday, 7 June 2023, 1:01 PM
 

An ancilla (system) is an auxiliary quantum-mechanical system [ETS18].

Think of ancilla as something extra that is used to achieve some goal [Pre18].

References

[ETS18] ETSI, Quantum Key Distribution (QKD); Vocabulary, Group Report ETSI GR QKD 007 v1.1.1, December 2018. Available at https://www.etsi.org/deliver/etsi_gr/QKD/001_099/007/01.01.01_60/gr_qkd007v010101p.pdf.
[Pre18] J. Preskill, Lecture Notes for Ph219/CS219: Quantum Information Chapter 3, 2018. Available at http://theory.caltech.edu/~preskill/ph219/chap2_15.pdf.

» Math and physics (including quantum)

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