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Matlab 微积分相关技巧 | Alex_McAvoy #957

Open Alex-McAvoy opened 10 months ago

Alex-McAvoy commented 10 months ago

https://alex-mcavoy.github.io/matlab/8f92bfc8.html

【反函数求导】一阶导数对于 $y=f(x)$ 可导且 $f’(x)\neq 0$,则存在反函数 $x=\phi(y)$,且有 $\frac{dx}{dy}=\frac{1}{\frac{dy}{dx}}$