01235nam a2200337 i 4500991001490699707536060217s2005 riu b 000 0 eng d0821838342b13380606-39ule_instDip.to Matematicaeng512.422AMS 16S37AMS 16S30LC QA247.P596Polishchuk, Alexander67582Quadratic algebras /Alexander Polishchuk, Leonid PositselskiProvidence, R.I. :American Mathematical Society,c2005xii, 159 p. ;26 cmUniversity lecture series,1047-3998 ;37Includes bibliographical referencesQuadratic fieldsAssociative ringsCommutative ringsStochastic processesPositselski, Leonidauthorhttp://id.loc.gov/vocabulary/relators/aut499475.b1338060621-09-0620-02-06991001490699707536LE013 16S POL11 (2005)12013000201740le013pE29.81-l- 00000.i1420905621-03-06Quadratic algebras741869UNISALENTOle01317-02-06ma -engriu00