LEADER 03883nam 2200529 450 001 9910821759503321 005 20220819021709.0 010 $a0-8218-8175-2 010 $a0-8218-4746-5 035 $a(CKB)3240000000070020 035 $a(EBL)3113237 035 $a(SSID)ssj0000629359 035 $a(PQKBManifestationID)11441099 035 $a(PQKBTitleCode)TC0000629359 035 $a(PQKBWorkID)10719228 035 $a(PQKB)11443827 035 $a(MiAaPQ)EBC3113237 035 $a(RPAM)15667687 035 $a(PPN)197108237 035 $a(EXLCZ)993240000000070020 100 $a20090320h20092009 uy| 0 101 0 $aeng 135 $aur|n|---||||| 181 $ctxt 182 $cc 183 $acr 200 00$aInteractions of classical and numerical algebraic geometry $ea conference in honor of Andrew Sommese : Interactions of Classical and Numerical Algebraic Geometry, May 22-24, 2008, University of Notre Dame, Notre Dame, Indiana /$fDaniel J. Bates [and three others], editors 210 1$aProvidence, Rhode Island :$cAmerican Mathematical Society,$d[2009] 210 4$dİ2009 215 $a1 online resource (378 p.) 225 1 $aContemporary mathematics,$v496$x0271-4132 300 $aDescription based upon print version of record. 320 $aIncludes bibliographical references. 327 $aContents -- Preface -- Turning points and bifurcations for homotopies of analytic maps -- On a connectedness theorem of Debarre -- Stepsize control for path tracking -- A primer on Seshadri constants -- 1. Definitions -- 2. Basic properties -- 3. Projective spaces -- 4. Toric varieties -- 5. Slope stability and Seshadri constants -- 6. Seshadri constants on surfaces -- 7. S-slope and fibrations by Seshadri curves -- 8. Algebraic manifestation of Seshadri constants -- References -- A view on extending morphisms from ample divisors -- 1. Introduction -- 2. Background material -- 3. General results -- 4. Some convex geometry speculations -- 5. Applications to Pd-bundles and blowing-ups -- 6. Complete results in the three dimensional case -- 7. Extending P1-bundles -- 8. Fano manifolds as ample divisors -- 9. Ascent properties -- Acknowledgments -- References -- Isotropic models of evolution with symmetries -- Special scrolls whose base curve has general moduli -- On varieties whose universal cover is a product of curves (with an appendix by A. J. Di Scala) -- Ideals of numeric realizations of configurations of lines -- The standard filtration on co-homology with compact supports with an appendix on the base change map and the Lefschetz hyperplane theorem -- 1. Introduction -- 2. The geometry of the standard and Leray filtrations -- 3. Appendix: Base change and Lefschetz hyperplane theorem -- References -- A family of exceptional Stewart Gough mechanisms of genus 7 -- Numerical computation of the dimensions of the cohomology of twists of ideal sheaves -- Polyhedral methods in numerical algebraic geometry -- Double covers of Del Pezzo manifolds and bielliptic curve sections -- Total degree vs. mixed volume -- Varieties swept out by Grassmanians of lines -- Submanifolds with ample normal bundles and a conjecture of Hartshorne -- A complete kinematic analysis of the SNU 3-UPU parallel robot -- The closedness subspace method for computing the multiplicity structure of a polynomial system. 410 0$aContemporary mathematics,$v496$x0271-4132 606 $aGeometry, Algebraic$vCongresses 615 0$aGeometry, Algebraic 676 $a516.3/5 702 $aSommese$b Andrew John 702 $aBates$b Daniel J$g(Daniel James),$f1979- 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 906 $aBOOK 912 $a9910821759503321 996 $aInteractions of classical and numerical algebraic geometry$9783107 997 $aUNINA