Results 41 to 50 of about 1,122,279 (323)

The Exponentiated Power Alpha Index Generalized Family of Distributions: Properties and Applications

open access: yesMathematics, 2023
The study of hydrological characteristics has a vital role in designing, planning, and managing water resources. The selection of appropriate probability distributions and methods of estimations are basic elements in hydrology analyses.
Sajid Hussain   +3 more
doaj   +1 more source

Asymptotic analysis of Bragg fibers [PDF]

open access: yes, 2000
Using an asymptotic analysis, we obtain an eigenvalue equation for the general mode dispersion in Bragg fibers. The asymptotic analysis is applied to calculate the dispersion relation and the field distribution of TE modes in a Bragg fiber.
Lee, Reginald K., Xu, Yong, Yariv, Amnon
core   +1 more source

Meanders: exact asymptotics [PDF]

open access: yesNuclear Physics B, 2000
We conjecture that meanders are governed by the gravitational version of a c=-4 two-dimensional conformal field theory, allowing for exact predictions for the meander configuration exponent =\sqrt{29}(\sqrt{29}+\sqrt{5})/12, and the semi-meander exponent {\bar }=1+\sqrt{11}(\sqrt{29}+\sqrt{5})/24.
Di Francesco, P.   +2 more
openaire   +3 more sources

Asymptotic symmetries on Killing horizons [PDF]

open access: yes, 2001
We investigate asymptotic symmetries regularly defined on spherically symmetric Killing horizons in the Einstein theory with or without the cosmological constant.
A. Ashtekar   +38 more
core   +2 more sources

Asymptotics for penalized additive B-spline regression [PDF]

open access: yes, 2011
This paper is concerned with asymptotic theory for penalized spline estimator in bivariate additive model. The focus of this paper is put upon the penalized spline estimator obtained by the backfitting algorithm.
Naito, K., Yoshida, T.
core   +1 more source

Uniform Asymptotic Methods for Integrals [PDF]

open access: yes, 2013
We give an overview of basic methods that can be used for obtaining asymptotic expansions of integrals: Watson's lemma, Laplace's method, the saddle point method, and the method of stationary phase.
Bleistein   +44 more
core   +3 more sources

Effect of damage accumulation on the asymptotic behavior of stresses ahead the crack tip

open access: yesВестник Самарского университета: Естественнонаучная серия, 2023
The subject of this study is the analysis of mechanical fields associated with a crack tip under creep conditions, taking into account the phenomenon of damage accumulation.
Dmitriy V. Chapliy   +2 more
doaj   +1 more source

Asymptotic Capture-Number and Island-Size Distributions for One-Dimensional Irreversible Submonolayer Growth

open access: yes, 2003
Using a set of evolution equations [J.G. Amar {\it et al}, Phys. Rev. Lett. {\bf 86}, 3092 (2001)] for the average gap-size between islands, we calculate analytically the asymptotic scaled capture-number distribution (CND) for one-dimensional ...
A.D. Gates   +29 more
core   +1 more source

Discrete asymptotic nets and W-congruences in Plucker line geometry

open access: yes, 2000
The asymptotic lattices and their transformations are studied within the line geometry approach. It is shown that the discrete asymptotic nets are represented by isotropic congruences in the Plucker quadric.
Adam Doliwa   +25 more
core   +1 more source

Basic asymptotic estimates for powers of Wallis’ ratios

open access: yesCubo, 2021
For any $a\in\R$, for every $n\in\N$, and for $n$-th Wallis' ratio $w_n:=\prod_{k=1}^n\frac{2k-1}{2k}$, the relative error $r_{\,\!_0}(a,n):=\big(v_{\,\!_0}(a,n)-w_n^a\big)/w_n^a$ of the approximation $w_n^a\approx v_{\,\!_0}(a,n):=(\pi n)^{-a/2} $ is ...
Vito Lampret
doaj   +1 more source

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