Sums of squares of regular functions on real algebraic varieties
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Publication:4699626
DOI10.1090/S0002-9947-99-02522-2zbMath0941.14024MaRDI QIDQ4699626
Publication date: 17 November 1999
Published in: Transactions of the American Mathematical Society (Search for Journal in Brave)
sums of squaresreal spectrumreal algebraic curvesreal algebraic surfacespositive semidefinite polynomial
Sums of squares and representations by other particular quadratic forms (11E25) Real-analytic and semi-analytic sets (14P15) Fields related with sums of squares (formally real fields, Pythagorean fields, etc.) (12D15) Other nonalgebraically closed ground fields in algebraic geometry (14G27) Affine spaces (automorphisms, embeddings, exotic structures, cancellation problem) (14R10) Regular local rings (13H05) Real algebra (13J30)
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