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1 vote

Can a stabilizer tableau with a single row be updated?

Yes, you can track partial stabilizer tableaus instead of entire stabilizer tableaus. This can be a useful thing to do when analyzing circuits that involve unknown states or non-stabilizer states ...
Craig Gidney's user avatar
  • 38.7k
1 vote

Does the threshold estimation of the surface code not need a fault-tolerant setup?

I think technically, if you want to ensure Fault-Tolerance, indeed you need Shor/Steane/Knill error correction. e.g. in the surface code case, you need weight-4 cat state to do syndrome measurement ...
AndyLiuin's user avatar
  • 376

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