Results 1 to 10 of about 240,039 (162)

On Discrete Solutions for Elliptic Pseudo-Differential Equations [PDF]

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2021
We consider discrete analogue for simplest boundary value problem for elliptic pseudo-differential equation in a half-space with Dirichlet boundary condition in Sobolev–Slobodetskii spaces. Based on the theory of discrete boundary value problems
O.A. Tarasova   +2 more
doaj   +5 more sources

The Variational Principle for the Uniform Acceleration and Quasi-Spin in Two Dimensional Space-Time [PDF]

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2008
The variational principle and the corresponding differential equation for geodesic circles in two dimensional (pseudo)-Riemannian space are being discovered.
Roman Ya. Matsyuk
doaj   +5 more sources

Stochastic models associated to a Nonlocal Porous Medium Equation [PDF]

open access: yesModern Stochastics: Theory and Applications, 2018
The nonlocal porous medium equation considered in this paper is a degenerate nonlinear evolution equation involving a space pseudo-differential operator of fractional order.
Alessandro De Gregorio
doaj   +4 more sources

Pseudo-differential equations and conical potentials: 2-dimensional case [PDF]

open access: yesOpuscula Mathematica, 2019
We consider two-dimensional elliptic pseudo-differential equation in a plane sector. Using a special representation for an elliptic symbol and the formula for a general solution we study the Dirichlet problem for such equation.
Vladimir B. Vasilyev
doaj   +4 more sources

Pseudo-differential operators and equations in a discrete half-space

open access: yesMathematical Modelling and Analysis, 2018
We introduce a digital pseudo-differential operator acting in discrete Sobolev--Slobodetskii spaces and consider pseudo-differential equations with such operators in a discrete half-space.
Alexander V. Vasilyev   +1 more
doaj   +6 more sources

A Semi-Analytical Analysis of Gas Slippage Effect in Pressure Transient Behavior of Non-Condensate Gas Reservoirs with the Different Boundary Condition [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2021
The conventional models utilized to study flow behavior in a Non-Condensate gas reservoir did not consider the effects of gas slippage and different outer boundary conditions.
Sobhan Sheikhi
doaj   +1 more source

On dissipative nonlinear evolutional pseudo-differential equations [PDF]

open access: yesApplied and Computational Harmonic Analysis, 2020
39 ...
Chen, Mingjuan   +3 more
openaire   +3 more sources

A solution to a fractional order semilinear equation using variational method

open access: yesMathematics in Applied Sciences and Engineering, 2020
We will discuss how we obtain a solution to a semilinear pseudo-differential equation involving fractional power of laplacian by using a method analogous to the direct method of calculus of variations.
Ramesh Karki, Young Hwan You
doaj   +1 more source

Measure ω,c-Pseudo-Almost Periodic Functions and Lasota-Wazewska Model with Ergodic and Unbounded Oscillating Oxygen Demand

open access: yesAbstract and Applied Analysis, 2022
The primary aim of this work is to introduce a new class of functions called μ-ω,c-pseudo-almost periodic functions. Using the measure theory, we generalize in a natural way some recent works and study some properties of those μ-ω,c-pseudo-almost ...
James Larrouy, Gaston M. N’Guérékata
doaj   +1 more source

Asymptotic Consideration of Rayleigh Waves on a Coated Orthorhombic Elastic Half-Space Reinforced Using an Elastic Winkler Foundation

open access: yesMathematical and Computational Applications, 2023
This article derives approximate formulations for Rayleigh waves on a coated orthorhombic elastic half-space with a prescribed vertical load acting as an elastic Winkler foundation.
Ali M. Mubaraki
doaj   +1 more source

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