October 2017
Beginner to intermediate
270 pages
7h
English
Content preview from Machine Learning for Developers
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Chain rule
One very important result of the symbolic determination of a function's derivative is the chain rule. This formula, first mentioned in a paper by Leibniz in 1676, made it possible to solve the derivatives of composite functions in a very simple and elegant manner, simplifying the solution for very complex functions.
In order to define the chain rule, if we suppose a function f, which is defined as a function of another function g, f(g(x)) of F, the derivative can be defined as follows:
The formula of the chain rule allows us to differentiate formulas whose input values depend on another function. This is the same as searching the ...
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