Results 71 to 80 of about 45,294 (190)

Coupling Enhancement and Symmetrization in Dissipative Optomechanical Systems

open access: yesAnnalen der Physik, Volume 538, Issue 3, March 2026.
A practical circuit‐QED scheme with dual coherent laser driving and enhanced cross‐Kerr nonlinearity is presented to achieve ultrastrong optomechanical coupling in the few‐photon regime. A symmetric optomechanical dynamical framework is further established to enable a systematic classification of different coupling regimes.
Cheng Shang, H. Z. Shen
wiley   +1 more source

Iterative Integro-Differential Techniques Based on Green’s Function for Two-Point Boundary-Value Problems of Ordinary Differential Equations

open access: yesAxioms
Several iterative integro-differential formulations for two-point, second- and third-order, nonlinear, boundary-value problems of ordinary differential equations based on Green’s functions and the method of variation of parameters are presented.
Juan I. Ramos
doaj   +1 more source

On numerical integration of implicit ordinary differential equations [PDF]

open access: yes, 1981
summary:In this paper it is shown how the numerical methods for ordinary differential equations can be adapted to implicit ordinary differential equations. The resulting methods are of the same order as the corresponding methods for ordinary differential
Kwapisz, Marian, Jackiewicz, Zdzisław
core   +1 more source

Optimal dividends for a NatCat insurer in the presence of a climate tipping point

open access: yesCanadian Journal of Statistics, Volume 54, Issue 1, March 2026.
Abstract We study optimal dividend strategies for an insurance company facing natural catastrophe claims, anticipating the arrival of a climate tipping point after which the claim intensity and/or the claim size distribution of the underlying risks deteriorates irreversibly.
Hansjörg Albrecher   +2 more
wiley   +1 more source

Stability for linear second order vector integro-differential equations

open access: yesResults in Applied Mathematics
Explicit sufficient conditions for uniform exponential stability of two-dimensional linear vector integro-differential equations have been established.
Leonid Berezansky   +1 more
doaj   +1 more source

Peridynamics with a Cube‐Shaped Neighborhood

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 26, Issue 1, March 2026.
ABSTRACT This paper investigates the effects of cube‐shaped neighborhoods in peridynamic theory as an alternative to the traditional spherical neighborhoods. We examine how different neighborhood geometries influence the behavior of various peridynamic formulations, including bond‐based models, state‐based formulations, and correspondence methods.
Kai Partmann   +3 more
wiley   +1 more source

Periodic solution for a delay integro-differential equation in biomathematics

open access: yes, 2003
Sufficient conditions for the existence and uniqueness of periodic solution of a delay integro-differential equation which arise in biomathematics are given.
Bica, Alexandru Mihai, Muresan, Sorin
core  

Numerical methods for ordinary differential equations with applications to partial differential equations

open access: yes, 1983
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The thesis develops a number of algorithms for the numerical solution of ordinary differential equations with applications to partial differential equations.
Khaliq, Abdul Qayyum Masud
core  

Some problems in irregular ordinary differential equations [PDF]

open access: yes
We study the non-autonomous ordinary differential equation x = f (t, x) in the situation when the vector field f is of limited regularity, typically belonging to a space LP (O,T; Lq (JRn)).
Sharples, Nicholas
core  

Mathematical Modeling of COVID-19 Transmission in the Form of System of Integro-Differential Equations

open access: yes, 2022
The model of the spread of the coronavirus pandemic in the form of a system of integro-differential equations is studied. We focus our consideration on the number of hospitalized patients, i.e., on the needs of the system regarding hospital beds that can
Alexander Domoshnitsky   +2 more
core   +1 more source

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