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Zhurnal Vychislitel'noi Matematiki i Matematicheskoi Fiziki, 2007, Volume 47, Number 9, Pages 1486–1493
(Mi zvmmf243)
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This article is cited in 10 scientific papers (total in 10 papers)
The method of determining all real nonmultiple roots of systems of nonlinear equations
V. Yu. Semënov NPO Delta, ul. Akademika Krymskogo 27, Kiev, 03142, Ukraine
Abstract:
A method for determining all nonmultiple roots of the system of nonlinear equations in an $n$-dimensional parallelepiped is proposed. The main idea of the method is that the original set, in which the roots are sought, is divided into subsets where either the system of equations does not have solutions or its Jacobian matrix is nonsingular. A partition algorithm is presented and its convergence is proved. The application of the method is demonstrated using several examples.
Key words:
system of nonlinear equations, root localization, Jacobian matrix, Newton method.
Received: 19.06.2006
Citation:
V. Yu. Semënov, “The method of determining all real nonmultiple roots of systems of nonlinear equations”, Zh. Vychisl. Mat. Mat. Fiz., 47:9 (2007), 1486–1493; Comput. Math. Math. Phys., 47:9 (2007), 1428–1434
Linking options:
https://www.mathnet.ru/eng/zvmmf243 https://www.mathnet.ru/eng/zvmmf/v47/i9/p1486
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Abstract page: | 479 | Full-text PDF : | 313 | References: | 49 | First page: | 3 |
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