Quantum Computing, Fault Tolerance, Error Correction, Logical Qubits.
of quantum logic gates and for measurements. How exactly would the performance for logical qubits compare to physical qubits for the same operations? Is it a relatively minor overhead, a moderate overhead, or a very heavy overhead — 2–5%, 10–25%, 100%, 200%, 1,000% (10X), or even higher? Is it a