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In the paper I study properties of random polynomials with respect to a general system of functions. Some lower bounds for the mathematical expectation of the uniform and recently introduced integral-uniform norms of random polynomials are…

概率论 · 数学 2007-05-23 Pavel Grigoriev

The argmax theorem is a useful result for deriving the limiting distribution of estimators in many applications. The conclusion of the argmax theorem states that the argmax of a sequence of stochastic processes converges in distribution to…

计量经济学 · 经济学 2022-09-20 Gregory Cox

For nice functions, invariant means over integral currents (certain generalized surfaces), can be uniquely defined.

数学物理 · 物理学 2010-05-14 M. Zyskin

An artificial neural network is presented based on the idea of connections between units that are only active for a specific range of input values and zero outside that range (and so are not evaluated outside the active range). The…

神经与进化计算 · 计算机科学 2016-06-15 John Loverich

Polynomials are common algebraic structures, which are often used to approximate functions including probability distributions. This paper proposes to directly define polynomial distributions in order to describe stochastic properties of…

信息论 · 计算机科学 2022-12-12 Yue Yu , Pavel Loskot

The Straightness is a measure designed to characterize a pair of vertices in a spatial graph. It is defined as the ratio of the Euclidean distance to the graph distance between these vertices. It is often used as an average, for instance to…

离散数学 · 计算机科学 2023-05-12 Vincent Labatut

In this paper we give a definition of "algorithm," "finite algorithm," "equivalent algorithms," and what it means for a single algorithm to dominate a set of algorithms. We define a derived algorithm which may have a smaller mean execution…

数据结构与算法 · 计算机科学 2007-05-23 Kerry M. Soileau

We prove that two fixed univariate functions, namely, an arbitrary continuous non-affine function and a concrete affine function, are sufficient to approximate continuous functions of one variable under the operations of addition and…

泛函分析 · 数学 2026-05-27 Vugar Ismailov

Two approximations are frequently used in statistical physics: the first one, which we shall name the mean values approximation, is generally (and improperly) named as "maximum term approximation". The second is the "Stirling…

综合物理 · 物理学 2007-05-23 Conrado Hoffmann

We describe an approximate rational arithmetic with round-off errors (both absolute and relative) controlled by the user. The rounding procedure is based on the continued fraction expansion of real numbers. Results of computer experiments…

数值分析 · 数学 2025-10-20 Grigori Litvinov , Anatoli Rodionov , Andrei Chourkin

We present a new approximation to the normal distribution quantile function. It has a similar form to the approximation of Beasley and Springer [3], providing a maximum absolute error of less than $2.5 \cdot 10^{-5}$. This is less accurate…

统计计算 · 统计学 2010-02-03 Paul M. Voutier

In this article, we give a formula for the generalization of the binomial coefficient to the complex numbers as a linear combination of $\sinc$ functions. We then give a general formula to compute the integral on the real line of the…

历史与综述 · 数学 2021-04-27 Lorenzo David

Upper semicontinuous (usc) functions arise in the analysis of maximization problems, distributionally robust optimization, and function identification, which includes many problems of nonparametric statistics. We establish that every usc…

最优化与控制 · 数学 2019-07-09 Johannes O. Royset

We give the definition of uniform symmetric continuity for functions defined on a nonempty subset of the real line. Then we investigate the properties of uniformly symmetrically continuous functions and compare them with those of…

经典分析与常微分方程 · 数学 2016-02-10 Tammatada Khemaratchatakumthorn , Prapanpong Pongsriiam

The Mean Field Approximation (MFA), or continuum method, is often used in courses on Networks to derive the degree distribution of preferential attachment networks. This method is simple and the outcome is close to the correct answer.…

物理与社会 · 物理学 2020-06-25 Matthijs Ruijgrok

We consider estimation procedures which are recursive in the sense that each successive estimator is obtained from the previous one by a simple adjustment. We propose a wide class of recursive estimation procedures for the general…

统计理论 · 数学 2007-05-23 Teo Sharia

We initiate a program of average smoothness analysis for efficiently learning real-valued functions on metric spaces. Rather than using the Lipschitz constant as the regularizer, we define a local slope at each point and gauge the function…

统计理论 · 数学 2020-11-10 Yair Ashlagi , Lee-Ad Gottlieb , Aryeh Kontorovich

In this paper, we obtain complete characterization for nested canalyzing functions (NCFs) by obtaining its unique algebraic normal form (polynomial form). We introduce a new concept, LAYER NUMBER for NCF. Based on this, we obtain explicit…

离散数学 · 计算机科学 2011-12-01 Yuan Li , John O. Adeyeye , Reinhard Laubenbacher

This note has several aims. Firstly, it portrays a non-standard analysis as a functor, namely a functor * that maps any set A to the set *A of its non-standard elements. That functor, from the category of sets to itself, is postulated to be…

逻辑 · 数学 2016-01-05 Eliahu Levy

We study the polynomial approximation of symmetric multivariate functions and of multi-set functions. Specifically, we consider $f(x_1, \dots, x_N)$, where $x_i \in \mathbb{R}^d$, and $f$ is invariant under permutations of its $N$…

数值分析 · 数学 2023-02-06 Markus Bachmayr , Geneviève Dusson , Christoph Ortner , Jack Thomas