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On the solution of fredholm integral equations of the first kind. / Burova, I. G.; Ryabov, V. M.
в: WSEAS Transactions on Mathematics, Том 19, 2020, стр. 699-708.Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
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TY - JOUR
T1 - On the solution of fredholm integral equations of the first kind
AU - Burova, I. G.
AU - Ryabov, V. M.
N1 - Publisher Copyright: © 2020 World Scientific and Engineering Academy and Society. All rights reserved. Copyright: Copyright 2021 Elsevier B.V., All rights reserved.
PY - 2020
Y1 - 2020
N2 - As it is well known the problem of solving the Fredholm integral equation of the first kind belongs to the class of ill-posed problems. The Tikhonov regularization method is well known. This method is usually applied to an integral equation and a system of linear algebraic equations. The authors firstly propose to reduce the integral equation of the first kind to a system of linear algebraic equations. This system is usually extremely ill-posed. Therefore, it is necessary to carry out the Tikhonov regularization for the system of equations. In this paper, to form a system of linear algebraic equations, local polynomial and non-polynomial spline approximations of the second order of approximation are used. The results of numerical experiments are presented.
AB - As it is well known the problem of solving the Fredholm integral equation of the first kind belongs to the class of ill-posed problems. The Tikhonov regularization method is well known. This method is usually applied to an integral equation and a system of linear algebraic equations. The authors firstly propose to reduce the integral equation of the first kind to a system of linear algebraic equations. This system is usually extremely ill-posed. Therefore, it is necessary to carry out the Tikhonov regularization for the system of equations. In this paper, to form a system of linear algebraic equations, local polynomial and non-polynomial spline approximations of the second order of approximation are used. The results of numerical experiments are presented.
KW - Fredholm integral equation of the first kind
KW - Non-polynomial spline
KW - Polynomial spline
KW - Tikhonov regularization
UR - http://www.scopus.com/inward/record.url?scp=85102721011&partnerID=8YFLogxK
U2 - 10.37394/23206.2020.19.76
DO - 10.37394/23206.2020.19.76
M3 - Article
AN - SCOPUS:85102721011
VL - 19
SP - 699
EP - 708
JO - WSEAS Transactions on Mathematics
JF - WSEAS Transactions on Mathematics
SN - 1109-2769
ER -
ID: 75325440