chain rule

noun

Mathematics.

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

chain rule

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

Word History and Origins

Origin of chain rule¹

First recorded in 1860–65

Example Sentences

I knew that if kids could solve real-world problems involving compositions of functions in Algebra 2, then when they got to calculus, they would be set up well for the chain rule.

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But though she my eyes might chain, Rule my ebbing flowing brain, Truth alone, without, within, Can the soul's high homage win!

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