cirq.protocols.trace_distance_from_angle_list

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Given a list of arguments of the eigenvalues of a unitary matrix,

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`cirq.trace_distance_from_angle_list`

cirq.protocols.trace_distance_from_angle_list(
    angle_list: Sequence[float]
) -> float

calculates the trace distance bound of the unitary effect.

The maximum provided angle should not exceed the minimum provided angle by more than 2π.