01022nam0-22003491i-450-9900014419204033213-540-66460-2000144192FED01000144192(Aleph)000144192FED0100014419220000920d1999----km-y0itay50------baengSemi-algebraic functions rings and reflectors of partially ordered ringsNiels Schwartz, James J. MaddenBerlinSpringerc1999x, 279 p.25 cmLecture Notes in Mathematics1712Insiemi semialgebrici512.4Schwartz,Niels62483Madden,James J.ITUNINARICAUNIMARCBK990001441920403321C-20-(171217182MA1MA114P1006F2513J25Semi-algebraic functions rings and reflectors of partially ordered rings374704UNINAING01