Unverified50% confidenceFactExact time
Methods for verifying the correctness of quantum circuits include constructing the unitary matrix for comparison, comparing outputs with a state-vector simulator, verification by formal methods (such as ZX calculus or decision diagrams), and measuring statistical fidelity on real machines; these methods respectively carry overheads such as exponential storage, memory and time limits, limited support for parameterized gates, and noise sampling error.
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10/16/2026
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