单词	exponential function
释义	exponential function noun : a mathematical function in which an independent variable appears in one of the exponents called also exponential Example Sentences Recent Examples on the Web 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 See More Word History First Known Use 1879, in the meaning defined above
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