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Solution of systems of nonlinear algebraic equations in three variables. Methods and algorithms. 3

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Abstract

An approach to constructing methods for solving systems of nonlinear algebraic equations in three variables (SNAEs-3) is suggested. This approach is based on the interrelationship between solutions of SNAEs-3, and solutions of spectral problems for two- and three-parameter polynomial matrices and for pencils of two-parameter matrices. Methods for computing all of the finite zero-dimensional roots of a SNAE-3 requiring no initial approximations of them are suggested. Some information on k-dimensional (k>0) roots of SNAEs-3 useful for a further analysis of them is obtained. Bibliography: 17 titles.

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Translated fromZapiski Nauchnykh Seminarov POMI, Vol. 229, 1995, pp. 159–190.

Translated by V. N. Kublanovskaya

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Kublanovskaya, V.N. Solution of systems of nonlinear algebraic equations in three variables. Methods and algorithms. 3. J Math Sci 89, 1694–1714 (1998). https://doi.org/10.1007/BF02355373

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