Results 31 to 40 of about 1,350,797 (265)

INTEGRATION OF PARTIALLY INTEGRABLE EQUATIONS [PDF]

open access: yesWaves and Stability in Continuous Media, 2006
12 p, WASCOM XIII (Acireale, 19-25 June 2005)
openaire   +2 more sources

Improved-Accuracy Source Reconstructionon Arbitrary 3-D Surfaces [PDF]

open access: yes, 2009
This paper presents a novel formulation of the source reconstruction problem on arbitrary three-dimensional (3-D) surfaces based on integral equations. Rigorous boundary integral field identities are employed to enforce that the two unknown currents are ...
Araque Quijano, Javier Leonardo   +1 more
core   +1 more source

On new evolution of Ri’s result via w-distances and the study on the solution for nonlinear integral equations and fractional differential equations

open access: yesAdvances in Difference Equations, 2018
The aim of this work is to establish a new fixed point theorem for generalized contraction mappings with respect to w-distances in complete metric spaces. An illustrative example is provided to advocate the usability of our results.
Hassen Aydi   +2 more
doaj   +1 more source

Shear viscosity in $\phi^4$ theory from an extended ladder resummation

open access: yes, 2000
We study shear viscosity in weakly coupled hot $\phi^4$ theory using the CTP formalism . We show that the viscosity can be obtained as the integral of a three-point function.
A. Hosoya   +29 more
core   +3 more sources

An integral equation based numerical solution for nanoparticles illuminated with collimated and focused light [PDF]

open access: yes, 2009
To address the large number of parameters involved in nanooptical problems, a more efficient computational method is necessary. An integral equation based numerical solution is developed when the particles are illuminated with collimated and focused ...
Challener   +26 more
core   +2 more sources

Fast Computation of Steady-State Response for Nonlinear Vibrations of High-Degree-of-Freedom Systems

open access: yes, 2018
We discuss an integral equation approach that enables fast computation of the response of nonlinear multi-degree-of-freedom mechanical systems under periodic and quasi-periodic external excitation.
Breunung, Thomas   +2 more
core   +1 more source

On Solutions of a Nonlinear Erdélyi-Kober Integral Equation

open access: yesAbstract and Applied Analysis, 2014
We conduct some investigations concerning the solvability of a nonlinear integral equation of Erdélyi-Kober type. To facilitate our study we will first consider a nonlinear integral equation of Volterra-Stieltjes type.
Nurgali K. Ashirbayev   +2 more
doaj   +1 more source

Embedding Stieltjes-Volterra integral equations in Stieltjes integral equations [PDF]

open access: yesTransactions of the American Mathematical Society, 1977
J. A. Reneke has shown that the linear Stieltjes-Volterra integral equations studied by D. B. Hinton can be transformed into Stieltjes integral equations of the type studied by J. S. Mac Nerney. By taking advantage of the nonlinear nature of Mac Nerney’s results, Reneke was able to extend Hinton’s existence theorem to a nonlinear setting. In this paper,
openaire   +1 more source

Path Integral for Quantum Operations

open access: yes, 2007
In this paper we consider a phase space path integral for general time-dependent quantum operations, not necessarily unitary. We obtain the path integral for a completely positive quantum operation satisfied Lindblad equation (quantum Markovian master ...
Abragam A   +24 more
core   +1 more source

Multimode network representation of two dimensional steps in rectangular waveguides [PDF]

open access: yes, 1994
In this paper a new Multimode Network representation for arbitrary rectangular waveguide junctions is presented. The energy coupling between the higher order modes excited in the junction is rigorously described via a multimode impedance matrix ...
Guglielmi, Marco   +1 more
core   +1 more source

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