mathematics, an exponential sum may be a finite Fourier series (i.e. a trigonometric polynomial), or other finite sum formed using the exponential function,...
8 KB (1,212 words) - 21:42, 4 April 2025
In probability theory and statistics, the exponential distribution or negative exponential distribution is the probability distribution of the distance...
43 KB (6,647 words) - 17:34, 15 April 2025
the multiplicative identity 1, and the exponential of a sum is equal to the product of separate exponentials, exp ( x + y ) = exp x ⋅ exp y {\displaystyle...
37 KB (5,070 words) - 18:51, 16 June 2025
In probability and statistics, an exponential family is a parametric set of probability distributions of a certain form, specified below. This special...
86 KB (11,203 words) - 22:36, 20 March 2025
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
Exponential smoothing or exponential moving average (EMA) is a rule of thumb technique for smoothing time series data using the exponential window function...
27 KB (4,349 words) - 17:15, 1 June 2025
In mathematics, a Kloosterman sum is a particular kind of exponential sum. They are named for the Dutch mathematician Hendrik Kloosterman, who introduced...
18 KB (2,805 words) - 01:08, 30 March 2025
Gaussian period (section Gauss sums)
classical theory called cyclotomy. Closely related is the Gauss sum, a type of exponential sum which is a linear combination of periods. As the name suggests...
7 KB (1,130 words) - 03:22, 28 March 2021
sequence Exponential smoothing Exponential stability Exponential sum Exponential time Sub-exponential time Exponential tree Exponential type Exponentially equivalent...
6 KB (281 words) - 08:56, 22 January 2024
distributions Exponentially modified Gaussian distribution, describes the sum of independent normal and exponential random variables Exponential family, a...
2 KB (235 words) - 15:20, 10 October 2022
Look up backoff in Wiktionary, the free dictionary. Exponential backoff is an algorithm that uses feedback to multiplicatively decrease the rate of some...
23 KB (3,342 words) - 08:44, 17 June 2025
The exponential of X, denoted by eX or exp(X), is the n × n matrix given by the power series e X = ∑ k = 0 ∞ 1 k ! X k {\displaystyle e^{X}=\sum _{k=0}^{\infty...
55 KB (10,481 words) - 17:15, 27 February 2025
Moving average (redirect from Exponential Moving Average)
the weights in the exponential moving average which follows. An exponential moving average (EMA), also known as an exponentially weighted moving average...
20 KB (3,170 words) - 08:44, 5 June 2025
Van der Corput's method (redirect from Van der Corput's method for exponential sums)
estimates for exponential sums. The method applies two processes, the van der Corput processes A and B which relate the sums into simpler sums which are easier...
4 KB (730 words) - 00:03, 30 January 2025
exponential, also called the path-ordered exponential, is a mathematical operation defined in non-commutative algebras, equivalent to the exponential...
7 KB (1,232 words) - 08:10, 19 May 2025
an exponentially modified Gaussian distribution (EMG, also known as exGaussian distribution) describes the sum of independent normal and exponential random...
17 KB (1,712 words) - 21:14, 4 April 2025
The term q-exponential occurs in two contexts. The q-exponential distribution, based on the Tsallis q-exponential is discussed in elsewhere. In combinatorial...
7 KB (1,163 words) - 22:38, 9 June 2025
logarithm. The usual exponential function on C is defined by the infinite series exp ( z ) = ∑ n = 0 ∞ z n n ! . {\displaystyle \exp(z)=\sum _{n=0}^{\infty...
6 KB (772 words) - 02:21, 5 June 2025
is exponential in the smaller of the two parameters n and L. The problem is NP-hard even when all input integers are positive (and the target-sum T is...
25 KB (3,781 words) - 08:41, 9 March 2025
combinatorial mathematics, the exponential formula (called the polymer expansion in physics) states that the exponential generating function for structures...
5 KB (1,103 words) - 12:30, 1 May 2024
quadratic non-residue modulo N. Character sums are often closely linked to exponential sums by the Gauss sums (this is like a finite Mellin transform)...
5 KB (710 words) - 09:54, 2 March 2025
A quantity is subject to exponential decay if it decreases at a rate proportional to its current value. Symbolically, this process can be expressed by...
17 KB (2,586 words) - 14:56, 16 May 2025
Taylor series (section Exponential function)
f (x) is equal to the sum of its Taylor series for all x in the complex plane, it is called entire. The polynomials, exponential function ex, and the trigonometric...
48 KB (8,229 words) - 19:56, 6 May 2025
modified the formulation slightly (moving from complex analysis to exponential sums), without changing the broad lines. Hundreds of papers followed, and...
11 KB (1,522 words) - 23:45, 8 January 2025
approximately equal to 2.71828 that is the base of the natural logarithm and exponential function. It is sometimes called Euler's number, after the Swiss mathematician...
54 KB (6,480 words) - 15:37, 31 May 2025
Gamma distribution (category Exponential family distributions)
versatile two-parameter family of continuous probability distributions. The exponential distribution, Erlang distribution, and chi-squared distribution are special...
66 KB (9,100 words) - 05:31, 2 June 2025
sum _{i}x_{i}&&=\sum _{i}\tan \theta _{i}\\[6pt]e_{2}&=\sum _{i<j}x_{i}x_{j}&&=\sum _{i<j}\tan \theta _{i}\tan \theta _{j}\\[6pt]e_{3}&=\sum...
83 KB (12,413 words) - 04:03, 18 May 2025
complex exponential function with coefficients given by a quadratic character; for a general character, one obtains a more general Gauss sum. These objects...
8 KB (1,660 words) - 09:12, 17 October 2024
decay faster than exponential (e.g. sub-Gaussian). It is especially useful for sums of independent random variables, such as sums of Bernoulli random...
32 KB (5,089 words) - 17:22, 30 April 2025