Results 41 to 50 of about 130,007 (196)

Fractional Euler-Bernoulli beams: theory, numerical study and experimental validation

open access: yes, 2015
In this paper the classical Euler-Bernoulli beam (CEBB) theory is reformulated utilising fractional calculus. Such generalisation is called fractional Euler-Bernoulli beams (FEBB) and results in non-local spatial description.
Blaszczyk, Tomasz   +2 more
core   +1 more source

HARDY'S INEQUALITY RELATED TO A BERNOULLI EQUATION [PDF]

open access: yesBulletin of the Korean Mathematical Society, 2002
This paper contains an interesting formula expressing the weight function \(r(x)\) in terms of the weight function \(s(x)\) in the weighted Hardy's integral inequality \[ \Big(\int^b_a \Big[\int^x _a \mid f(t)\mid dt\Big]^p r(x)dx\Big) ^{\frac 1{p}} \leq \Big(\int^b _a \mid f(x)\mid^p s(x)dx\Big)^{\frac 1{p}}, \] using the Bernoulli's equation having \(
Hyun, Jung-Soon, Kim, Sang Dong
openaire   +2 more sources

Logarithmic stability in determining two coefficients in a dissipative wave equation. Extensions to clamped Euler-Bernoulli beam and heat equations

open access: yes, 2015
We are concerned with the inverse problem of determining both the potential and the damping coefficient in a dissipative wave equation from boundary measurements. We establish stability estimates of logarithmic type when the measurements are given by the
Ammari, Kaïs, Choulli, Mourad
core   +1 more source

On the domain of Poincaré map

open access: yes上海师范大学学报. 自然科学版, 2018
In this paper, we study the domain of Poinaré map for one-dimensional periodic equations. We prove that its domain is an open interval if the Poincaré map exists.
Han Tong
doaj   +1 more source

Estimation in hidden Markov models via efficient importance sampling

open access: yes, 2007
Given a sequence of observations from a discrete-time, finite-state hidden Markov model, we would like to estimate the sampling distribution of a statistic.
Fuh, Cheng-Der, Hu, Inchi
core   +3 more sources

Extended generalization of the Bernoulli equation [PDF]

open access: yesSurveys in Mathematics and its Applications
This short note introduce an analytic solution for a generalized Bernoulli non-linear first-order ordinary differential equation (ODE), extending the framework proposed by Azevedo and Valentino [Int J Math Educ Sci, 2016, 47(8), 1271--1276].
Alexandre M. Afonso
doaj  

Asymptotic mean stationarity and absolute continuity of point process distributions

open access: yes, 2013
This paper relates - for point processes $\Phi$ on $\mathbb{R}$ - two types of asymptotic mean stationarity (AMS) properties and several absolute continuity results for the common probability measures emerging from point process theory. It is proven that
Nieuwenhuis, Gert
core   +1 more source

Carleman estimates for the Euler-Bernoulli plate operator

open access: yesElectronic Journal of Differential Equations, 2000
We present some a-priori estimates of Carleman type for the Euler-Bernoulli plate operator. As an application, we consider a problem of boundary observability for the Euler-Bernoulli plate coupled with the heat equation.
Paolo Albano
doaj  

The CFD Method-Based Research on Damaged Ship’s Flooding Process in Time-Domain

open access: yesPolish Maritime Research, 2019
The flooding process is one of the main concerns of damaged ship stability. This paper combines the volume of fluid (VOF) method incorporated in the Navier-Stokes (NS) solver with dynamic mesh techniques to simulate the flooding of a damaged ship.
Li-Fen Hu   +4 more
doaj   +1 more source

The solution of Cahn-Allen equation based on Bernoulli sub-equation method

open access: yesResults in Physics, 2019
In this article, we present an analytical method for finding the solutions of the Cahn-Allen equation (CAE) based on the Bernoulli sub-equation method (BSEM). We find an infinite number of solutions which are divided into eight families.
Muhammed I. Syam
doaj   +1 more source

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