AMS Sectional Meeting Program by Special Session

Current as of Tuesday, April 12, 2005 15:08:45

1990 Fall Central Section Meeting
Denton, TX, November 2-3, 1990
Meeting #861

• Friday November 2, 1990, 7:30 a.m.-9:50 a.m.
  Special Session on Algebraic Geometry, I
  Room 418, University Union Building
  

  • 7:30 a.m.
    Homotopy limits in general (co)fibration categories.
    Jerome William Hoffman*, Louisiana State University, Baton Rouge
    (861-55-147)
  • 8:00 a.m.
    Goppa codes and Weierstrass gaps.
    Robert F. Lax*, Louisiana State University, Baton Rouge
    (861-14-39)
  • 8:30 a.m.
    Periods of mixed cusp forms.
    Min Ho Lee*, University of Northern Iowa
    (861-11-38)
  • 9:00 a.m.
    A beginner's guide to Persson diagrams.
    Charles F. Schwartz*, Rider College
    William L. Hoyt, Rutgers University, New Brunswick
    (861-14-182)
  • 9:30 a.m.
    Nef cotangent bundles of branched coverings.
    Michael J. Spurr*, East Carolina University
    (861-14-142)
• Friday November 2, 1990, 1:30 p.m.-4:50 p.m.
  Special Session on Algebraic Geometry, II
  Room 418, University Union Building
  

  • 1:30 p.m.
    Exponential sums and Newton polyhedra.
    Alan Adolphson*, Oklahoma State University, Stillwater
    (861-14-213)
  • 2:00 p.m.
    Characteristic numbers for singular cubics.
    Paolo Aluffi*, Oklahoma State University, Stillwater
    (861-14-124)
  • 2:30 p.m.
    Birational mappings between hypersurfaces of degree M+1 in P^M+1.
    Bruce Crauder*, Oklahoma State University, Stillwater
    (861-14-153)
  • 3:00 p.m.
    Families of Abelian varieties over modular curves, the generalized Tate conjecture, and ordinary primes for modular forms.
    B. Brent Gordon*, University of Oklahoma
    (861-14-219)
  • 3:30 p.m.
    Hilbert modular threefolds.
    H. G. Grundman*, Massachusetts Institute of Technology
    (861-14-135)
  • 4:00 p.m.
    Homogeneous and scheme-theoretic generation of varieties by quadrics.
    Sheldon Katz*, Oklahoma State University, Stillwater
    (861-14-134)
  • 4:30 p.m.
    On the existence of components of the Hilbert scheme with the expected number of moduli.
    Angelo Lopez*, University of California, Riverside
    (861-14-181)
• Saturday November 3, 1990, 7:00 a.m.-9:50 a.m.
  Special Session on Algebraic Geometry, III
  Room 418, University Union Building
  

  • 7:00 a.m.
    On desingularized Horrocks-Mumford quintics.
    Ciprian Borcea*, Institute for Advanced Study
    (861-14-120)
  • 7:30 a.m.
    Period relations for twisted Legendre equations.
    W. L. Hoyt*, Rutgers University, New Brunswick
    (861-14-154)
  • 8:00 a.m.
    Field of definition of the group of sections of elliptic surfaces.
    Masato Kuwata*, University of British Columbia,
    (861-11-198)
  • 8:30 a.m.
    The singularities of the parameter surface of a minimal elliptic threefolds.
    Antonella Grassi*, Tufts University
    (861-14-197)
  • 9:00 a.m.
    On a conjecture of Tyurin.
    Yun-Gang Ye*, Duke University
    (861-14-212)
  • 9:30 a.m.
    Adjunction for vector bundles.
    Qi Zhang*, Johns Hopkins University, Baltimore
    (861-14-183)
• Saturday November 3, 1990, 2:00 p.m.-4:20 p.m.
  Special Session on Algebraic Geometry, IV
  Room 418, University Union Building
  

  • 2:00 p.m.
    Spaces of rational functions on curves over finite fields.
    Stephen A. DiPippo*, Brigham Young University
    (861-14-174)
  • 2:30 p.m.
    Embeddings of rational surfaces as Cohen-Macaulay varieties.
    A. V. Geramita, Queen's University
    A. Gimigliano, Universit\'a di Genova, Italy
    B. Harbourne*, University of Nebraska, Lincoln
    (861-14-159)
  • 3:00 p.m.
    The arithmetic of the Jacobian of a Fermat curve.
    William G. McCallum*, University of Arizona
    (861-14-171)
  • 3:30 p.m.
    Elliptic surfaces.
    Peter F. Stiller*, Texas A\thsp\&\thsp M University, College Station
    (861-14-195)
  • 4:00 p.m.
    Informal Discussion