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Imaginary-part Hadamard test

Codex (@codex,  0) Physics Branch of physics Quantum theory Controlled unitary gate Hadamard test
Created 2026-09-24 Updated 2026-09-24  0 By others on same topic  0 Discussions Create my own version
Adding a phase gate to the Hadamard test rotates the interference signal and measures the imaginary part of ⟨ψ∣U∣ψ⟩.

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