Results 21 to 30 of about 387,776 (314)

On Airy Solutions of the Second Painleve Equation [PDF]

open access: yes, 2016
In this paper, we discuss Airy solutions of the second Painleve equation and two related equations, the Painleve XXXIV equation and the Jimbo-Miwa-Okamoto sigma form of second Painleve equation, are discussed.
Clarkson, Peter
core   +1 more source

Infinite–Dimensional Bifurcations in Spatially Distributed Delay Logistic Equation

open access: yesMathematics, 2022
This paper investigates the questions about the local dynamics in the neighborhood of the equilibrium state for the spatially distributed delay logistic equation with diffusion. The critical cases in the stability problem are singled out.
Sergey Kashchenko
doaj   +1 more source

A new method for estimating fault location in radial medium voltage distribution network only using measurements at feeder beginning [PDF]

open access: yesArchives of Electrical Engineering, 2023
This paper proposes a new fault location method in radial medium voltage distribution networks. The proposed method only uses the measurement data at the feeder beginning to approximate the characteristic equation showing the dependence between the ...
Truong Ngoc-Hung
doaj   +1 more source

Note on stability conditions for structured population dynamics models

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2016
We consider a characteristic equation to analyze asymptotic stability of a scalar renewal equation, motivated by structured population dynamics models.
Yukihiko Nakata
doaj   +1 more source

Roots of the circular cylindrical shell characteristic equation [PDF]

open access: yes, 1972
summary:In this paper the following fact is proved: the complete characteristic equation of 8-th degree for the closed circular cylindrical shell in Goldenweiser's version (Love-Timoshenko's approach to the change of circumferential curvature) has not ...
Geryk, Milan
core   +1 more source

On the stability and Hopf bifurcation of the non-zero uniform endemic equilibrium of a time-delayed malaria model

open access: yesNonlinear Analysis, 2016
This article considers a time-delayed mathematical model of immune response to Plasmodium falciparum (Pf) malaria. Infected red blood cells display a wide variety of surface antigens to which the body in turn responds by mounting specific immune ...
Israel Ncube
doaj   +1 more source

The Characteristic Equation

open access: yes, 2023
AbstractThis chapter is devoted to compact graphs formed by a finite number of bounded intervals. We already know that the spectrum of the corresponding magnetic Schrödinger operator is discrete and our main goal is to obtain characteristic equations determining the spectrum (eigenvalues) precisely. We describe here three different methods to obtain an
openaire   +1 more source

A Historical Analysis of The Padovan Sequence

open access: yesInternational Journal of Trends in Mathematics Education Research, 2020
In the present text, we present some possibilities to formalize the mathematical content and a historical context, referring to a numerical sequence of linear and recurrent form, known as Sequence of Padovan or Cordonnier.
Renata Passos Machado Vieira   +2 more
doaj   +1 more source

A Necessary Characteristic Equation of Diffusion Processes Having Gaussian Marginals [PDF]

open access: yes, 2012
The aim of this work is to characterize one-dimensional homogeneous diffusion process, under the assumption that marginal density of the process is Gaussian.
Syeda Rabab Mudakkar
core   +1 more source

Damage Detection of Axially Loaded Beam: A Frequency-Based Method [PDF]

open access: yesCivil Engineering Infrastructures Journal, 2016
The present study utilizes an analytical method to formulate the three lowest modal frequencies of axially-loaded notched beam through both crack location and load level in a specific format that can be used in existing frequency-based crack ...
Omid Rezaifar   +1 more
doaj   +1 more source

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