他以含有现代的微分符号和基本微分法则。
He includes a modern differential differential symbols and basic rules.
本文明确表达了反函数微分法则的逆定理，基于此定理提出一种积分法，并举例说明了其运用方法。
This article explicitly expressed converse theorem of the inverse function differential principle, Based on this theorem, the author proposed one kind of integration, then gave some examples.
可以通过隐函数微分法和乘法法则得到，或者直接,把关于x，y，z的偏微分放进来。
You can get this either by implicit differentiation and the product rule, or you could get this just by putting here, here,and here the partial derivatives of this with respect to x, y, and z.
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