# exponential function

## noun

: a mathematical function in which an independent variable appears in one of the exponents

called also exponential

## Examples of exponential function in a Sentence

Recent Examples on the Web The same can be done with exponential functions characterized by constant multiplicative change. Patrick Honner, Quanta Magazine, 22 Mar. 2024 This notation, which relies on advanced techniques such as transfinite arithmetic, is a type of recurring exponential function, and in this case translates to: 2 to the 2 to the 2 to the 2 to the 2... one thousand times. Adrienne Bernhard, Popular Mechanics, 27 Feb. 2023 The discount factor is an exponential function of interest rates. Vineer Bhansali, Forbes, 2 July 2022 Coleman told me about Louis Slotin, an expert on the exponential function and a physicist at Los Alamos during World War II, who became a victim of exponential growth on May 21, 1946, dying nine days later. Mike Masterson, Arkansas Online, 28 Nov. 2020 So once a perimeter is in place around a certain hot spot, the exponential function eventually becomes inadequate to model the later stages of the spread in that area. Rhett Allain, Wired, 24 Mar. 2020 Computer scientists generally consider an algorithm to be efficient if its running time can be expressed not as a factorial but as a polynomial, such as n2 or n3; polynomials grow much more slowly than factorials or exponential functions such as 2n. Quanta Magazine, 14 Dec. 2015 Like logarithms, or the zero, or exponential functions. Kevin Hartnett, Scientific American, 17 Jan. 2018 The rate of change of the exponential function f(x)=ex is equal to the value of the function itself. Lorenzo Sadun, Slate Magazine, 14 Mar. 2017

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'exponential function.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

## Word History

First Known Use

1800, in the meaning defined above

Time Traveler
The first known use of exponential function was in 1800

## Dictionary Entries Near exponential function

exponential function

## Cite this Entry

“Exponential function.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/exponential%20function. Accessed 3 Aug. 2024.

## More from Merriam-Webster on exponential function

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