# Pauli Operators

- [[quantum-computing]]
- $`\sigma_x = \begin{bmatrix}0 & 1 \\ 1 & 0\end{bmatrix}`$
  - also NOT gate
- $`\sigma_y = \begin{bmatrix}0 & -i \\ i & 0\end{bmatrix}`$
- $`\sigma_z = \begin{bmatrix}1 & 0 \\ 0 & -1\end{bmatrix}`$