Knowledge base
The Pauli-Y gate is a single-qubit rotation through π\piπ radians around the y-axis.
Y=σy=σ2=(0−ii0)\ Y= \sigma_y = \sigma_2 = \begin{pmatrix} 0 & -i \\ i & 0 \end{pmatrix} Y=σy=σ2=(0i−i0)
Examples:
