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derivative of f repect to x #13

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jren2017 opened this issue Sep 18, 2017 · 1 comment

jren2017 commented Sep 18, 2017

Hello,
Could you help explain why we need to calculate the derivative of f respect to x (df / dx)?

I am confused by x. My understanding is we only need to calculate the df / dw

Thanks

Owner

luoyetx commented Sep 25, 2017

df / dx is needed for BP

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