LEADER 03610nam 2200565 450 001 9910480165303321 005 20170821165751.0 010 $a0-8218-8172-8 010 $a0-8218-4648-5 035 $a(CKB)3240000000070017 035 $a(EBL)3113173 035 $a(SSID)ssj0000629410 035 $a(PQKBManifestationID)11441101 035 $a(PQKBTitleCode)TC0000629410 035 $a(PQKBWorkID)10718804 035 $a(PQKB)10024096 035 $a(MiAaPQ)EBC3113173 035 $a(PPN)197108202 035 $a(EXLCZ)993240000000070017 100 $a20090312h20092009 uy| 0 101 0 $aeng 135 $aur|n|---||||| 181 $ctxt 182 $cc 183 $acr 200 10$aQuadratic forms $ealgebra, arithmetic, and geometry /$fRicardo Baeza [and three others], editors 210 1$aProvidence, Rhode Island :$cAmerican Mathematical Society,$d[2009] 210 4$dİ2009 215 $a1 online resource (424 p.) 225 1 $aContemporary mathematics ;$v493 300 $a"Algebraic and Arithmetic Theory of Quadratic Forms, December 13-19, 2007, Frutillar, Chile." 300 $a"This volume presents a collection of articles that are based on talks delivered at the International Conference on the Algebraic and Arithmetic Theory of Quadratic Forms held in Frutillar, Chile in December 2007"--P. [4] of cover. 320 $aIncludes bibliographical references. 327 $a""Contents""; ""Preface""; ""List of Participants""; ""H1(X, I??) of conics and Witt kernels in characteristic 2""; ""Pythagoras numbers and quadratic field extensions""; ""On perfection relations in lattices""; ""Linear independence of local densities of quadratic forms and its application to the theory of Siegel modular forms""; ""Representation of reduced special groups in algebras of continous functions""; ""Solubility of Fermat equations""; ""Multiplicative properties of integral binary quadratic forms""; ""Effective structure theorems for symplectic spaces via height"" 327 $a""Orthogonal involutions on algebras of degree 16 and the Killing form of E8 (with an appendix by Kirill Zainoulline)""""The first Zariski cohomology group of the Witt sheaf over a split simply connected simple algebraic group""; ""On families of testing formulae for a pp formula""; ""Siegel modular forms of small weight and the Witt operator""; ""On isotropy of quadratic pairs""; ""Specialization of forms in the presence of characteristic 2: first steps""; ""Representation of integers by special positive definite integral quadratic forms"" 327 $a""Hyper-isotropy of bilinear forms in characteristic 2""""A historical view of the Pythagoras numbers of fields""; ""The extensions of R-places and application""; ""Essential dimension""; ""On the Pfister number of quadratic forms""; ""Martin Knesera???s work on quadratic forms and algebraic groups""; ""Enumerating perfect forms""; ""Reduction mod l of Theta Series of Level ln""; ""On a reciprocity theorem of Gauss""; ""A bound of the number of reduced Arakelov divisors of a number field"" 410 0$aContemporary mathematics (American Mathematical Society) ;$v493. 606 $aForms, Quadratic$vCongresses 608 $aElectronic books. 615 0$aForms, Quadratic 676 $a512.7/4 702 $aBaeza$b Ricardo$f1942- 712 12$aInternational Conference on the Algebraic and Arithmetic Theory of Quadratic Forms 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 906 $aBOOK 912 $a9910480165303321 996 $aQuadratic forms$91975662 997 $aUNINA