Results 11 to 20 of about 199,852 (267)

The Fucík spectrum for nonlocal BVP with Sturm–Liouville boundary condition

open access: yesNonlinear Analysis, 2014
Boundary value problem of the form x''=-μx++λx-, αx(0)+(1-α)x'(0)=0, ∫01 x(s)ds=0 is considered, where μ,λ∈ R and α∈ [0,1]. The explicit formulas for the spectrum of this problem are given and the spectra for some α values are constructed.
Natalija Sergejeva
doaj   +1 more source

Quantum integrability of certain boundary conditions [PDF]

open access: yesPhysics Letters B, 1999
11 pages, Latex file, minor changes, one reference ...
Moriconi, M., De Martino, A.
openaire   +4 more sources

The minimizer for the second order differential problem with the integral condition

open access: yesLietuvos Matematikos Rinkinys, 2019
In this paper, we investigate the best fit solution for the second order differential problem with one initial and other integral conditions. We obtain the representation of that minimizer and present an example.paration.
Gailė Paukštaitė
doaj   +1 more source

On the Regularizability Conditions of Integral Equations

open access: yesBulletin of the South Ural State University. Series "Mathematical Modelling, Programming and Computer Software", 2015
Леонид Давидович Менихес, доктор физико-математических наук, заведующий кафедрой, кафедра «Математический и функциональный анализ:», Южно-Уральский государственный университет (г. Челябинск, Российская Федерация), leonid.menikhes@gmail.com. Валерий Валентинович Карачик, доктор физико-математических наук, профессор, кафедра «Математический и ...
MENIKHES L.D., KARACHIK V.V.
openaire   +3 more sources

On maximizing an integral with a side condition [PDF]

open access: yesProceedings of the American Mathematical Society, 1954
The class, 'P, of admissible functions is to include all p(x) satisfying A1: u(x)
openaire   +1 more source

TAUBERIAN CONDITIONS FOR $q$-CES\`{A}RO INTEGRABILITY [PDF]

open access: yesFacta Universitatis, Series: Mathematics and Informatics, 2020
Given a $q$-integrable function $f$ on $[0, \infty)$, we define $s(x)=\int_{0}^{x}f(t)d_qt$ and $\sigma(s(x))=\frac{1}{x}\int _{0}^{x} s(t)d_{q}t$ for $x>0$. It is known that if $\lim _{x \to \infty}s(x)$ exists andis equal to $A$, then $\lim _{x \to \infty}\sigma(s(x))=A$. But the converse of this implication is not true in general.
Sefa Anıl Sezer, İbrahim Çanak
openaire   +2 more sources

On the double Lusin condition and convergence theorem for Kurzweil-Henstock type integrals [PDF]

open access: yesMathematica Bohemica, 2016
Equiintegrability in a compact interval $E$ may be defined as a uniform integrability property that involves both the integrand $f_n$ and the corresponding primitive $F_n$.
Abraham Racca, Emmanuel Cabral
doaj   +1 more source

Conditions for integrability of a 3-form [PDF]

open access: yesArchivum Mathematicum, 2017
Summary: We find necessary and sufficient conditions for the integrability of one type of multisymplectic 3-forms on a 6-dimensional manifold.
openaire   +2 more sources

Knowledge integration for conditional probability assessments [PDF]

open access: yes, 1992
In the probabilistic approach to uncertainty management the input knowledge is usually represented by means of some probability distributions. In this paper we assume that the input knowledge is given by two discrete conditional probability distributions, represented by two stochastic matrices P and Q. The consistency of the knowledge base is analyzed.
GILIO, ANGELO, SPEZZAFERRI, Fulvio
openaire   +4 more sources

On solvability of nonlinear boundary value problems with integral condition for the system of hyperbolic equations

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2015
For system of hyperbolic equations of second order a nonlinear boundary value problem with integral condition is considered. By introducing new unknown functions the investigated problem is reduced to an equivalent problem involving one-parametered ...
Anar Assanova
doaj   +1 more source

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