Condition number based complexity estimate for solving polynomial systems (Q629539)

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scientific article; zbMATH DE number 5863168
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Condition number based complexity estimate for solving polynomial systems
scientific article; zbMATH DE number 5863168

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    Condition number based complexity estimate for solving polynomial systems (English)
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    9 March 2011
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    A real-root-counting based method for deciding the feasibility of systems of polynomial equations is proposed. Along with this method, a modified Newton operator is used to efficiently approximate the real solutions when the systems are feasible.
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    real-root-counting
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    Newton operator
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    condition number
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    complexity analysis
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    systems of polynomial equations
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