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exponential function |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.06 sec. |
exponential functionIn mathematics, a function in which a constant base is raised to a variable power. Exponential functions are used to model changes in population size, in the spread of diseases, and in the growth of investments. They can also accurately predict types of decline typified by radioactive decay (see half-life). The essence of exponential growth, and a characteristic of all exponential growth functions, is that they double in size over regular intervals. The most important exponential function is ex, the inverse of the natural logarithmic function (see logarithm). exponential function [‚ek·spə′nen·chəl ′fəŋk·shən] (mathematics) The function ƒ(x) =ex, written ƒ(x) = exp (x). How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| We have to be able to understand the exponential function of what it will take to care for 8 billion people on the planet by 2025, up from 6. Included are the creation of calculus by Isaac Newton and Gottfried Leibniz, Leonhard Euler's explanation of complex numbers and exponential functions, and Evariste Galois' treatise on algebra and group theory. A polymer consisting of single length molecules tested well above its glass transition temperature is expected to exhibit a stress decay following a single exponential function |
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