Yazar "Ashyralyyev, Charyyar" için Mühendislik ve Doğa Bilimleri Fakültesi listeleme
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International Conference on Analysis and Applied Mathematics (ICAAM 2020)
[Belirlenecek] (AIP Publishing, 2021-02-09)The main objective of ICAAM is to promote and inspire new developments in mathematics and mathematical applications. For reaching our goal, we provide a forum for researchers and scientists who are working in the fields ... -
Inverse Neumann problem for an equation of elliptic type
Ashyralyyev, Charyyar (Amer Inst Physics, 2014)Inverse problem for an elliptic differential equation with Neumann conditions is considered. Stability and coercive stability estimates for the solution of inverse problem with the overdetermination are obtained. The first ... -
Note on small singular values of sequences of matrices
Ashyralyyev, Charyyar; Cakir, Zafer (Amer Inst Physics, 2014)In this paper, some sequences of matrices for matrix pencils are considered. Properties of small singular values of these matrices are investigated. Estimates for singular values are obtained. The result of computer ... -
Numerical Solution of Neumann Type Elliptic Overdetermined Multipoint Mixed Boundary Value Problem
Ashyralyyev, Charyyar; Karabey, Suzan (Amer Inst Physics, 2019)In the present paper, Neumann type elliptic overdetermined multipoint boundary value problem is discussed. The first and second order of accuracy difference schemes (ADSs) for the numerical solution of elliptic overdetermined ... -
Numerical Solution of Neumann Type Elliptic OverdeterminedMultipoint Mixed Boundary Value Problem
Ashyralyyev, Charyyar; Karabey, Suzan (2019)In the present paper, Neumann type elliptic overdetermined multipoint boundary value problem is discussed. The first and second order of accuracy difference schemes (ADSs) for the numerical solution of elliptic overdetermined ... -
Numerical Solution of the Nonlocal Reverse Parabolic Problem with Second Kind Boundary and Integral Conditions
Ashyralyyev, Charyyar; Gonenc, Ahmet (Amer Inst Physics, 2021)In this work, we consider approximation of nonlocal reverse parabolic problem with second kind boundary and integral conditions. Stability and coercive stability estimates for solution of difference scheme are obtained. ... -
Numerical solution of the reverse parabolic problem with integral and second kind boundary condition
Ashyralyyev, Charyyar; Gönenç, Ahmet (NEU, 2020-12)[Abstract Not Available] -
Numerical Solution of Time-Nonlocal Problem for Parabolic Equation
Ashyralyyev, Charyyar; Ashyralyev, Allaberen (American Institute of Physics Inc., 2022)In this work, we study time-nonlocal boundary value problem for multi-dimensional parabolic partial differential equation. Two difference schemes for approximate solution of non-local boundary value problem are discussed. ... -
Numerical solution to Bitsadze-Samarskii type elliptic overdetermined multipoint NBVP
Ashyralyyev, Charyyar (Springer International Publishing Ag, 2017)This paper is devoted to a Bitsadze-Samarskii type overdetermined multipoint nonlocal boundary value problem (NBVP). This inverse problem is reduced to an auxiliary multipoint NBVP. Stability estimates for the solution of ... -
NUMERICAL SOLUTION TO INVERSE ELLIPTIC PROBLEM WITH NEUMANN TYPE OVERDETERMINATION AND MIXED BOUNDARY CONDITIONS
Ashyralyyev, Charyyar; Akkan, Yasar (Texas State Univ, 2015)This article studies the numerical solution of inverse problems for the multidimensional elliptic equation with Dirichlet-Neumann boundary conditions and Neumann type overdetermination. We present first and second order ... -
On approximation of two-dimensional potential and singular operators
Ashyralyyev, Charyyar; Efe, Sedanur (De Gruyter Poland, 2019)The purpose of this paper is the construction of second-order of accuracy quadrature formulas for the numerical calculation of the Vekua types two-dimensional potential and singular integral operators in the unit disk of ... -
On fourth order accuracy stable difference scheme for a multi-point overdetermined elliptic problem
Ashyralyyev, Charyyar; Akyuz, G. (KARAGANDA STATE UNIV, 2021)In this paper fourth order of accuracy difference scheme for approximate solution of a multi-point elliptic overdetermined problem in a Hilbert space is proposed. The existence and uniqueness of the solution of the difference ... -
On Stable Difference Scheme for Identification Elliptic Problem with Integral and Second Kind Boundary Condition
Ashyralyyev, Charyyar (Amer Inst Physics, 2021)In this study, the first order of accuracy difference scheme for approximate solution of source identification elliptic problem with integral and second kind boundary conditions is considered. Stability and coercive stability ... -
On Stable Difference Scheme for Identification Elliptic Problem with Integral and Second Kind Boundary Conditions
Ashyralyyev, Charyyar (2020-06-25)[Abstract Not Available] -
On the absolute stable difference scheme for the space-wise dependent source identification problem for elliptic-telegraph equation
Ashyralyev, Allaberen; Al-Hammouri, Ahmad; Ashyralyyev, Charyyar (Wiley, 2021)The present paper is devoted to study the first order of accuracy absolute stable difference scheme for the approximate solution of the space identification problem for the elliptic-telegraph equation in Hilbert spaces ... -
On the problem of determining the parameter of an elliptic equation in a Banach space
Ashyralyev, Allaberen; Ashyralyyev, Charyyar (Inst Mathematics & Informatics, 2014)The boundary value problem of determining the parameter of an elliptic equation -u ''(t) + Au(t) = f (t) + p (0 <= t <= T), u(0) = phi, u(T) = psi, u(lambda) = xi, 0 < lambda < T, with a positive operator A in an arbitrary ... -
On the second order of accuracy stable difference scheme for integral type non-local elliptic source identification problem
Ashyralyyev, Charyyar (SPRINGER HEIDELBERG, 2022)In this study, a source identification problem for elliptic differential equation with integral type non-local condition is discussed. The second order of accuracy difference scheme for elliptic non-local source identification ... -
On Well-posedness of Source Identification Elliptic Problem with Nonlocal Boundary Conditions
Ashyralyev, Allaberen; Ashyralyyev, Charyyar; Zvyagin, Viktor G. (Amer Inst Physics, 2021)We study the well-posedness of the source identification problem for the two dimensional elliptic differential equation with nonlocal boundary conditions. Applying operator approaches, the exact estimates for the solution ... -
Preface: Fifth International Conference on Analysis and Applied Mathematics (ICAAM 2020)
Ashyralyev, Allaberen; Ashyralyyev, Charyyar; Erdogan, Abdullah; Lukashov, Alexey; Sadybekov, Mahmud (AIP Publishing, 2021-02-09)The main objective of ICAAM is to promote and inspire new developments in mathematics and mathematical applications. For reaching our goal, we provide a forum for researchers and scientists who are working in the fields ... -
THE SECOND ORDER OF ADS FOR REVERSE PARABOLIC BOUNDARY VALUE PROBLEM WITH INTEGRAL CONDITION
Ashyralyyev, Charyyar (Inst Mathematics & Mechanics, Natl Acad Sciences Azerbaijan, 2020)Finite difference method to solve nonlocal reverse parabolic (RP) problem with integral condition are applied. The second order of accuracy difference scheme (ADS) for approximation of RP problem is proposed. Stability ...