量子反閘

量子反閘量子版的反閘,是量子計算量子線路的一種邏輯閘,與古典反閘功能雷同,在於使量子位元的狀態從|0〉→|1〉,從|1〉→|0〉。

其數學形式為:

若寫成矩陣形式即為泡利X矩陣

量子位元以為例,寫成行矩陣

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