Oct 24, 2021 · I've been experimenting with quantum circuits and can't quite fathom how the difference between states comes together. Speaking in terms of ...
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Dec 29, 2020 · Show that the Hadamard gate is equivalent to a 180 degree rotation about the axis defined by (→ex−→ez)/√2 where →ex and →ez are unit ...
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Aug 17, 2019 · If you apply the same gate twice on a state |ψ⟩ you will get out the state |ψ⟩ if the hermitian of the gate is the same as the gate.
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Jan 3, 2020 · The Hadamard gate is described by this matrix H=1√2(111−1). Conjugate transpose of H is again H. Hence we have to check if HH is I.
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Jan 28, 2023 · ... π/2. And, lo and behold, plugging into the above equation with θ=π/2 shows that the Hadamard Gate implements exactly this rotation! Share.
Aug 6, 2018 · When I look at most circuits (admittedly small sample as I'm a beginner), the Hadamard gate is used a lot to prepare a superposition from say ...
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Jul 7, 2021 · If you're not concerned with global phase then the following works using only two rotation gates: ...
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The Toffoli gate has a direct quantum equivalent, showing that quantum circuits can perform all operations performed by classical circuits. Quantum gates are ...
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