Results 11 to 20 of about 556 (82)

Global stability of an SIS epidemic model with a finite infectious period [PDF]

open access: yesarXiv, 2017
Assuming a general distribution for the sojourn time in the in- fectious class, we consider an SIS type epidemic model formulated as a scalar integral equation. We prove that the endemic equilibrium of the model is globally asymptotically stable whenever
Nakata, Yukihiko, Rost, Gergely
core   +2 more sources

Stationary dense operators in sequentially complete locally convex spaces [PDF]

open access: yesNovi Sad J. Math. Vol. 47, No. 1, 2017, 165-175, 2018
The purpose of this paper is to investigate the stationary dense operators and their connection to distribution semigroups and abstract Cauchy problem in sequentially complete spaces.Comment: arXiv admin note: substantial text overlap with arXiv:1610 ...
c, Marko Kosti\'   +2 more
core   +1 more source

The law of the supremum of a stable L\'{e}vy process with no negative jumps [PDF]

open access: yes, 2008
Let $X=(X_t)_{t\ge0}$ be a stable L\'{e}vy process of index $\alpha \in(1,2)$ with no negative jumps and let $S_t=\sup_{0\le s\le t}X_s$ denote its running supremum for $t>0$.
Bernyk, Violetta   +2 more
core   +2 more sources

On the existence and uniqueness of solution to Volterra equation on a time scale

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2019
Using a global inversion theorem we investigate properties of the following ...
Kluczyński Bartłomiej
doaj   +1 more source

Semilinear Volterra integrodifferential equations with nonlocal initial conditions

open access: yesAbstract and Applied Analysis, Volume 4, Issue 2, Page 127-139, 1999., 1999
We establish the global existence of mild solutions to a class of nonlocal Cauchy problems associated with semilinear Volterra integrodifferential equations in a Banach space.
Sergiu Aizicovici, Mark Mckibben
wiley   +1 more source

An oscillation criterion for inhomogeneous Stieltjes integro‐differential equations

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 17, Issue 2, Page 287-291, 1994., 1993
The aim of the paper is to give an oscillation theorem for inhomogeneous Stieltjes integro‐differential equation of the form . The paper generalizes the author′s work [2].
M. A. El-Sayed
wiley   +1 more source

Existence of a solution of a Fourier nonlocal quasilinear parabolic problem

open access: yesInternational Journal of Stochastic Analysis, Volume 5, Issue 1, Page 43-67, 1992., 1991
The aim of this paper is to give a theorem about the existence of a classical solution of a Fourier third nonlocal quasilinear parabolic problem. To prove this theorem, Schauder′s theorem is used. The paper is a continuation of papers [1]‐[8] and the generalizations of some results from [9]‐[11].
Ludwik Byszewski
wiley   +1 more source

Extremal solutions to a class of multivalued integral equations in Banach space

open access: yesInternational Journal of Stochastic Analysis, Volume 5, Issue 3, Page 205-220, 1992., 1992
We consider a nonlinear Volterra integral inclusion in a Banach space. We establish the existence of extremal integral solutions, and we show that they are dense in the solution set of the original equation. As an important application, we obtain a “bang‐bang” theorem for a class of nonlinear, infinite dimensional control systems.
Sergiu Aizicovici   +1 more
wiley   +1 more source

Long Memory in a Linear Stochastic Volterra Differential Equation [PDF]

open access: yes, 2010
In this paper we consider a linear stochastic Volterra equation which has a stationary solution. We show that when the kernel of the fundamental solution is regularly varying at infinity with a log-convex tail integral, then the autocovariance function ...
Appleby, John A. D., Krol, Katja
core   +2 more sources

Some properties of the functional equation

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 14, Issue 1, Page 27-44, 1991., 1990
A discussion is given of some of the properties of the functional Volterra Integral equation and of the corresponding multidimensional equation. Sufficient conditions are given for the uniqueness of the solution, and an iterational process is provided for the construction of the solution, together with error estimates.
Li. G. Chambers
wiley   +1 more source

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