euler_angles_1q
euler_angles_1q(unitary_matrix)
DEPRECATED: Compute Euler angles for a single-qubit gate.
Find angles (theta, phi, lambda) such that unitary_matrix = phase * Rz(phi) * Ry(theta) * Rz(lambda)
Parameters
unitary_matrix (ndarray) – 2x2 unitary matrix
Returns
(theta, phi, lambda) Euler angles of SU(2)
Return type
tuple
Raises
QiskitError – if unitary_matrix not 2x2, or failure
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