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chain rule

American  

noun

Mathematics.
  1. the theorem that defines the method for taking the derivative of a composite function.


chain rule British  

noun

  1. maths a theorem that may be used in the differentiation of the function of a function. It states that d u /d x = (d u /d y )(d y /d x ), where y is a function of x and u a function of y

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of chain rule

First recorded in 1860–65

Example Sentences

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In particular, the constant multiple rule, the sum and difference rules, the product rule, and the chain rule all extend to vector-valued functions.

From Textbooks Mar. 30, 2016

In single-variable calculus, we found that one of the most useful differentiation rules is the chain rule, which allows us to find the derivative of the composition of two functions.

From Textbooks Mar. 30, 2016

It is often useful to create a visual representation of Equation 4.29 for the chain rule.

From Textbooks Mar. 30, 2016

Use differentiation, applying the chain rule as necessary, to find an equation that relates the rates.

From Textbooks Mar. 30, 2016

Property vi. can be proved using the chain rule.

From Textbooks Mar. 30, 2016

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