Results 1 to 10 of about 362,691 (237)

Asymptotic approximation for the solution to a semi-linear elliptic problem in a thin aneurysm-type domain

open access: yesOpen Mathematics, 2017
A semi-linear boundary-value problem with nonlinear Robin boundary conditions is considered in a thin 3D aneurysm-type domain that consists of thin curvilinear cylinders that are joined through an aneurysm of diameter 𝓞(ε). Using the multi-scale analysis,
Mel’nyk Taras A.   +1 more
doaj   +1 more source

The Asymptotic Variance of Semiparametric Estimators [PDF]

open access: yesEconometrica, 1994
Summary: The purpose of this paper is the presentation of a general formula for the asymptotic variance of a semiparametric estimator. A particularly important feature of this formula is a way of accounting for the presence of nonparametric estimates of nuisance functions.
openaire   +1 more source

Eigenvalue approximations for linear periodic differential equations with a singularity

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 1999
We consider the second order, linear differential equation \begin{equation*}y''(x) + (\lambda.q(x)) y(x) = 0 \tag{1}\end{equation*} where $q$ is a real-valued, periodic function with period a.
B. J. Harris, F. Marzano
doaj   +1 more source

Asymptotic Normality of Bispectral Estimates

open access: yesThe Annals of Mathematical Statistics, 1966
The work presented here is a continuation of that presented in an earlier paper, M. Rosenblatt and J. Van Ness [15], in which the basic properties (unbiasedness and consistency) of certain estimates of the bispectrum and bispectral density are discussed.
openaire   +3 more sources

Asymptotic Estimates of Feynman Integrals [PDF]

open access: yesJournal of Mathematical Physics, 1968
In this paper, we consider the problem of determining logarithmic, as well as polynomial, asymptotic estimates for certain convergent integrals containing parameters. We state and prove an asymptotic theorem which gives the logarithmic asymptotic behavior of a convergent integral where any subset of the parameters becomes large while the remaining ...
openaire   +1 more source

On the expansion schemes in trajectory reversing method

open access: yesJournal of Numerical Analysis and Approximation Theory, 2002
The paper deals with certain expansion schemes in trajectory reversing method for estimating asymptotic stability region of nonlinear dynamical systems. The asymptotic behavior of the sequence of estimates is investigated.
Ştefan Măruşter
doaj   +2 more sources

Asymptotic estimates related to an integro differential equation

open access: yes, 2013
The paper deals with an integrodifferential operator which models numerous phenomena in superconductivity, in biology and in viscoelasticity. Initialboundary value problems with Neumann, Dirichlet and mixed boundary conditions are analyzed. An asymptotic
De Angelis, M.
core  

Asymptotic Estimates for r-Whitney Numbers of the Second Kind

open access: yesJournal of Applied Mathematics, 2014
The r-Whitney numbers of the second kind are a generalization of all the Stirling-type numbers of the second kind which are in line with the unified generalization of Hsu and Shuie.
Cristina B. Corcino   +2 more
doaj   +1 more source

Statistical Inference on the Canadian Middle Class

open access: yesEconometrics, 2018
Conventional wisdom says that the middle classes in many developed countries have recently suffered losses, in terms of both the share of the total population belonging to the middle class, and also their share in total income.
Russell Davidson
doaj   +1 more source

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