• Thumbnail for Stretched exponential function
    The stretched exponential function f β ( t ) = e − t β {\displaystyle f_{\beta }(t)=e^{-t^{\beta }}} is obtained by inserting a fractional power law into...
    19 KB (2,317 words) - 09:18, 2 June 2025
  • Thumbnail for Exponential integral
    In mathematics, the exponential integral Ei is a special function on the complex plane. It is defined as one particular definite integral of the ratio...
    22 KB (3,488 words) - 12:55, 17 June 2025
  • Thumbnail for King effect
    include the power-law distribution, that is a basis for the stretched exponential function, and parabolic fractal distribution. The King effect has been...
    3 KB (312 words) - 17:06, 25 May 2025
  • Thumbnail for Rank–size distribution
    Rank–size distribution (category Functions related to probability distributions)
    a power law distribution, or less well-known ones such as a stretched exponential function or parabolic fractal distribution, at least approximately for...
    14 KB (1,842 words) - 13:20, 16 June 2025
  • spectra. Depending on application, the Fourier transform of the stretched exponential function can be a viable alternative that has one parameter less. For...
    8 KB (1,186 words) - 16:34, 12 November 2023
  • charge response corresponds to the stretched exponential function or the Kohlrausch–Williams–Watts (KWW) function, for small time arguments. Cole–Cole...
    5 KB (678 words) - 09:24, 12 November 2023
  • Thumbnail for Gamma function
    The gamma function is related to the stretched exponential function. For instance, the moments of that function are ⟨ τ n ⟩ ≡ ∫ 0 ∞ t n − 1 e − ( t τ...
    90 KB (13,517 words) - 14:18, 9 June 2025
  • Thumbnail for Dielectric
    asymmetric broadening. Kohlrausch–Williams–Watts function Fourier transform of stretched exponential function. Curie–von Schweidler law This shows the response...
    37 KB (4,775 words) - 01:49, 26 May 2025
  • Thumbnail for Weibull distribution
    Weibull distribution (category Exponential family distributions)
    distribution. Its complementary cumulative distribution function is a stretched exponential function. The Weibull distribution is related to a number of other...
    39 KB (5,828 words) - 06:29, 11 June 2025
  • Thumbnail for Hot cathode
    process. The lifetime of oxide cathodes can be evaluated with a stretched exponential function. The survivability of electron emission sources is significantly...
    21 KB (2,570 words) - 17:28, 25 March 2025
  • also a characteristic feature of the Fourier transform of the stretched exponential function it has been considered as an approximation of the latter, although...
    3 KB (399 words) - 13:18, 27 October 2023
  • refer to: The Kohlrausch-Williams-Watts function is the Fourier transform of the stretched exponential function Katosi Water Works, water treatment facility...
    340 bytes (77 words) - 04:49, 1 August 2023
  • Thumbnail for Stable distribution
    distribution function will be real. In the simplest case β = 0 {\displaystyle \beta =0} , the characteristic function is just a stretched exponential function; the...
    46 KB (6,794 words) - 22:44, 17 June 2025
  • Thumbnail for David C. Watts
    is the co-discoverer of the Kohlrausch-Williams-Watts [KWW] stretched-exponential function for modelling molecular-relaxation processes in condensed media...
    14 KB (1,486 words) - 13:07, 23 May 2025
  • maximum human lifespan to be around 125 years using a modified stretched exponential function for human survival curves. In another study, researchers claimed...
    48 KB (5,548 words) - 15:26, 9 June 2025
  • Science at the University of Manchester: co-discoverer of the KWW stretched-exponential function for relaxation phenomena in condensed media and expert on photopolymerised...
    270 KB (25,904 words) - 19:32, 14 June 2025
  • Thumbnail for Rudolf Kohlrausch
    Kohlrausch introduced the relaxation phenomena, and used the stretched exponential function to explain relaxation effects of a discharging Leyden jar (capacitor)...
    4 KB (398 words) - 06:18, 28 May 2025
  • Thumbnail for Cryptographic hash function
    secure cryptographic hash functions but do not usually have a strong connection to practical security. For example, an exponential-time algorithm can sometimes...
    49 KB (6,299 words) - 15:10, 30 May 2025
  • tests of the Arrhenius law. Another common modification is the stretched exponential form[citation needed] k = A exp ⁡ [ − ( E a R T ) β ] , {\displaystyle...
    21 KB (2,793 words) - 15:30, 2 June 2025
  • Thumbnail for Complex number
    be regarded as its norm.] However for another inverse function of the complex exponential function (and not the above defined principal value), the branch...
    91 KB (12,021 words) - 17:33, 29 May 2025
  • maps a function from its original function space into another function space via integration, where some of the properties of the original function might...
    13 KB (1,278 words) - 17:01, 18 November 2024
  • Thumbnail for Normal distribution
    distributions not only forms an exponential family (EF), but in fact forms a natural exponential family (NEF) with quadratic variance function (NEF-QVF). Many properties...
    151 KB (22,720 words) - 15:29, 20 June 2025
  • Thumbnail for Fourier transform
    characteristic function Φ of the probability density function f of a random variable X of continuous type is defined without a negative sign in the exponential, and...
    177 KB (21,313 words) - 02:31, 2 June 2025
  • 2 , {\textstyle \omega _{1}=\omega _{0}{\sqrt {1-\zeta ^{2}}},} the exponential decay of the underdamped harmonic oscillator is given by λ = ω 0 ζ ....
    34 KB (4,561 words) - 10:01, 24 May 2025
  • Thumbnail for Jensen's inequality
    particular importance in statistical physics when the convex function is an exponential, giving: e E ⁡ [ X ] ≤ E ⁡ [ e X ] , {\displaystyle e^{\operatorname...
    31 KB (5,129 words) - 19:32, 12 June 2025
  • Thumbnail for Shape parameter
    distribution Dagum distribution Erlang distribution ExGaussian distribution Exponential power distribution Fréchet distribution Gamma distribution Generalized...
    4 KB (377 words) - 21:34, 26 August 2023
  • Thumbnail for Central limit theorem
    for some function of t {\textstyle t} that goes to zero more rapidly than t 2 / n {\textstyle t^{2}/n} . By the limit of the exponential function ( e x =...
    67 KB (9,202 words) - 03:48, 9 June 2025
  • Thumbnail for Power law
    Power law (category Exponentials)
    1137/070710111. S2CID 9155618. Laherrère, J.; Sornette, D. (1998). "Stretched exponential distributions in nature and economy: "fat tails" with characteristic...
    63 KB (8,193 words) - 12:34, 24 May 2025
  • studies and the history of technology, accelerating change is the observed exponential nature of the rate of technological change in recent history, which may...
    32 KB (3,698 words) - 18:29, 10 June 2025
  • Thumbnail for Perfectly matched layer
    which it breaks down, suffering from unavoidable reflections or even exponential growth. One caveat with perfectly matched layers is that they are only...
    14 KB (1,772 words) - 00:43, 23 April 2025