dq.sigmap

sigmap() -> Array

Returns the Pauli raising operator \(\sigma_+\).

It is defined by \(\sigma_+ = \begin{pmatrix} 0 & 1 \\ 0 & 0 \end{pmatrix}\).

Returns

(array of shape (2, 2)) Pauli \(\sigma_+\) operator.

Examples

>>> dq.sigmap()
Array([[0.+0.j, 1.+0.j],
       [0.+0.j, 0.+0.j]], dtype=complex64)