Robustness of Magic and Symmetries of the Stabiliser Polytope

We give a new algorithm for computing the $\textit{robustness of magic}$ - a measure of the utility of quantum states as a computational resource. Our work is motivated by the $\textit{magic state model}$ of fault-tolerant quantum computation. In this model, all unitaries belong to the Clifford grou...

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Bibliographic Details
Main Authors: Markus Heinrich, David Gross
Format: Article
Language:English
Published: Verein zur Förderung des Open Access Publizierens in den Quantenwissenschaften 2019-04-01
Series:Quantum
Online Access:https://quantum-journal.org/papers/q-2019-04-08-132/pdf/