Results 11 to 20 of about 5,114,170 (301)

On the weak solution of moving boundary problems [PDF]

open access: yes, 1978
The weak formulation of moving boundary problems with possibly vanishing specific heat, that is governed by parabolic and/or elliptic differential equations, is developed. The uniqueness of the resulting weak solution is then proved.
Crowley, AB
core   +6 more sources

Approximation methods for hybrid diffusion systems with state-dependent switching processes : numerical algorithms and existence and uniqueness of solutions [PDF]

open access: yes, 2010
By focusing on hybrid diffusions in which continuous dynamics and discrete events coexist, this work is concerned with approximation of solutions for hybrid stochastic differential equations with a state-dependent switching process.
Yuan, Chenggui   +10 more
core   +3 more sources

Stochastic bankruptcy games [PDF]

open access: yes, 2011
We study bankruptcy games where the estate and the claims have stochastic values. We use the Weak Sequential Core as the solution concept for such games.
Helga Habis   +9 more
core   +3 more sources

Wavelet-Based Adaptive Solution for the Nonuniform Multiconductor Transmission Lines [PDF]

open access: yes, 1998
—A time-domain technique for the solution of arbi-trary nonuniform multiconductor transmission lines (NMTL’s) is presented. The technique is based on a weak formulation of the NMTL equations obtained through spatial expansion of the voltage and current ...
S. Grivet-talocia   +4 more
core   +2 more sources

Solvability of Parametric Elliptic Systems with Variable Exponents

open access: yesMoroccan Journal of Pure and Applied Analysis, 2023
In this paper, we study the solvability to the left of the positive infimum of all eigenvalues for some non-resonant quasilinear elliptic problems involving variable exponents.
Ouannasser Anass   +1 more
doaj   +1 more source

A Time-Fractional Differential Inequality of Sobolev Type on an Annulus

open access: yesAxioms, 2023
Several phenomena from natural sciences can be described by partial differential equations of Sobolev-type. On the other hand, it was shown that in many cases, the use of fractional derivatives provides a more realistic model than the use of standard ...
Amal Alshabanat   +3 more
doaj   +1 more source

The asymptotic behavior of solutions to a class of inhomogeneous problems: an Orlicz–Sobolev space approach

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2021
The asymptotic behavior of the sequence $\{v_n\}$ of nonnegative solutions for a class of inhomogeneous problems settled in Orlicz–Sobolev spaces with prescribed Dirichlet data on the boundary of domain $\Omega$ is analysed.
Andrei Grecu, Denisa Stancu-Dumitru
doaj   +1 more source

Weak solutions with unbounded variation [PDF]

open access: yesProceedings of the American Mathematical Society, 1973
To solve a quasilinear system of hyperbolic partial differential equations with given initial data, the usual procedure is to approximate the initial data, solve the resulting problems, and show that the variation of the approximating solutions is uniformly bounded. A limiting process then can be used.
openaire   +1 more source

Time—periodic weak solutions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1990
In continuing from previous papers, where we studied the existence and uniqueness of the global solution and its asymptotic behavior as time t goes to infinity, we now search for a time-periodic weak solution u(t) for the equation whose weak formulation ...
Eliana Henriques de Brito
doaj   +1 more source

ASYMMETRIC IMPURITY SEGREGATION IN MULTI-LAYERED FILMS [PDF]

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2013
Peculiarities of segregation of impurities at the boundaries of a thin film separating two different solid materials are considered. Theoretical and numerical analysis of kinetics of impurity redistribution within the film and at the boundaries has been ...
I.M. Davydova   +2 more
doaj  

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