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Leibniz's law

Leibniz's rule for differentiation of a product describes the general product rule for multiple derivatives

 


Explanation

When the functions f and g can both n times be differentiated, you can apply this rule. For n = 1 you get

In particular for n = 2 you see

and this shows the analogy with the formula for the binomium of Newton.

 


History

The German mathematician Gottfried Leibniz (1646 - 1716) described this formula.


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