Geodesic
Extending the Archimedean Positivstellensatz to the Non-Compact Case
Canadian mathematical bulletin, Tome 44 (2001) no. 2, pp. 223-230

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DOI

A generalization of Schmüdgen’s Positivstellensatz is given which holds for any basic closed semialgebraic set in ${{\mathbb{R}}^{n}}$ (compact or not). The proof is an extension of Wörmann’s proof.
DOI : 10.4153/CMB-2001-022-2
Mots-clés : 12D15, 14P10, 44A60 
Marshall, M. Extending the Archimedean Positivstellensatz to the Non-Compact Case. Canadian mathematical bulletin, Tome 44 (2001) no. 2, pp. 223-230. doi: 10.4153/CMB-2001-022-2
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     title = {Extending the {Archimedean} {Positivstellensatz} to the {Non-Compact} {Case}},
     journal = {Canadian mathematical bulletin},
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     year = {2001},
     volume = {44},
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     doi = {10.4153/CMB-2001-022-2},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2001-022-2/}
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