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  • Andrew
    Lv 6
    1 decade ago
    Favorite Answer

    我使用了mathworld和wiki裏寫的定義:

    wiki 裏說明了Gradient Field和Conservative Field是同一回事。

    mathworld 裏說明了Conservative Field的Curl = 0

    Mathworld裏也說了Curl的定義。

    所以我們只需要檢查幾個partial derivative就可以了:

    圖片參考:http://i187.photobucket.com/albums/x22/cshung/7008...

    Source(s): 從不抄襲
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