Second note on Artin's solution of Hilbert's 17th problem. Order spaces

DOI10.2140/pjm.1981.97.357zbMath0476.14011OpenAlexW2044304099MaRDI QIDQ1160250

D. W. Dubois

Publication date: 1981

Published in: Pacific Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2140/pjm.1981.97.357

zbMATH Keywords

Hilbert's 17th problemsum of squaresreal Nullstellensatzdefinite formirreducible real varietyorder spacespositive definite over real places

Mathematics Subject Classification ID

Arithmetic theory of algebraic function fields (11R58) Waring's problem and variants (11P05) Relevant commutative algebra (14A05) Real and complex fields (12D99) Real algebraic and real-analytic geometry (14Pxx)

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