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appunti-steffo/7 - Introduction to quantum information processing/3 - Gates complessi/controlled Pauli X gate.md

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2024-06-04 06:16:05 +00:00
---
aliases:
- CNOT gate
- quantum controlled NOT gate
- Feynman gate
---
[[Pauli X gate]] che opera condizionalmente su un [[qbit]] in base allo stato di un altro [[qbit]]:
$$
\Huge
\mathbf{X}_{0 \to 1}
=
\begin{bmatrix}
1 & 0 & 0 & 0 \\
0 & 1 & 0 & 0 \\
0 & 0 & 0 & 1 \\
0 & 0 & 1 & 0
\end{bmatrix}
$$