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Publication:3204581
zbMath0717.13007MaRDI QIDQ3204581
Publication date: 1989
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Fields related with sums of squares (formally real fields, Pythagorean fields, etc.) (12D15) Real algebraic and real-analytic geometry (14P99) Other special types of modules and ideals in commutative rings (13C13)
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