qiskit.circuit.Gate.to_matrix¶ Gate.to_matrix()[ソース]¶ Return a Numpy.array for the gate unitary matrix. 戻り値 if the Gate subclass has a matrix definition. 戻り値の型 np.ndarray 例外 CircuitError – If a Gate subclass does not implement this method an exception will be raised when this base class method is called.