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我2022年在知乎专栏上写的文章:微分dx、dy表示什么含义?不定积分为什么含有dx?把一个量设为dx又是什么意思?
Floor 1
巨大八爪鱼
3/23/24 19:14
链接:
https://zhuanlan.zhihu.com/p/564065107
Floor 2
巨大八爪鱼
3/23/24 19:15
其实这个我早在2016年就发现了,只不过2022年才写成文章。
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