你用的微分符號就是萊布尼知發明的。牛頓用的符號比較醜。

來源: QualityWithoutName 於 2016-06-06 11:11:50 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.