Recent Advances on Determining the Numbe
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Lu Yang
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Article
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1999
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Elsevier Science
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English
โ 282 KB
An explicit criterion for the determination of the numbers and multiplicities of the real/imaginary roots for polynomials with symbolic coefficients is based on a Complete Discrimination System (CDS). A CDS is a set of explicit expressions in terms of the coefficients that are sufficient for determi