Questions tagged [hadamard-test]

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Generalized version of the Hadamard test for $\text{Re} \langle \phi | U | \psi \rangle$

I am wondering if it is possible to generalize the Hadamard test for computing $\text{Re} \langle \phi | U | \psi \rangle$ (different states for left and right operands).
francler
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