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Positive semidefinite germs on the cone. - MaRDI portal

Positive semidefinite germs on the cone. (Q701278)

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scientific article; zbMATH DE number 1819008
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Positive semidefinite germs on the cone.
scientific article; zbMATH DE number 1819008

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    Positive semidefinite germs on the cone. (English)
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    22 October 2002
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    The following result is proven: Theorem 1.1. {Let \(X : z^2= x^2 + y^2\) be the cone singularity. Then any non-negative analytic germ on \(X\) is a sum of two squares of analytic function germs}.
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    analytic function germs
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