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inverse function

American  

noun

Mathematics.
  1. the function that replaces another function when the dependent and independent variables of the first function are interchanged for an appropriate set of values of the dependent variable. In y = sin x and x = arc sin y, the inverse function of sine is arc sine.


Etymology

Origin of inverse function

First recorded in 1810–20

Example Sentences

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See Examples For:

The distance the car travels in miles is a function of time, in hours given by Find the inverse function by expressing the time of travel in terms of the distance traveled.

From Textbooks Sep. 23, 2020

Interpret what the inverse function is used for.

From Textbooks Mar. 30, 2016

For the following exercises, a. find the inverse function, and b. find the domain and range of the inverse function.

From Textbooks Mar. 30, 2016

The inverse function theorem allows us to compute derivatives of inverse functions without using the limit definition of the derivative.

From Textbooks Mar. 30, 2016

Thus, if one rotate the rod with one's own hand, one has the feeling that the backward movement of the bands is an inverse function of the increase in velocity of the rod.

From Harvard Psychological Studies, Volume 1 Containing Sixteen Experimental Investigations from the Harvard Psychological Laboratory. by Münsterberg, Hugo

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