UO Math Dept Geometry-Topology Seminar

The topology/geometry seminar of the Mathematics Department of the University of Oregon (Eugene Oregon 97403) meets Tue. from 11:00-11:50 each week during the academic year in 209 Deady.
  • Previous talks given Fall 95 through Spring 97
    University of Oregon Topology-Geometry Seminar, Spring 1998
    Date Speaker Title
    April 7, 1998 Hal Sadofsky Duality in local stable homotopy theory
    April 14, 1998 Hal Sadofsky The Brown Comenetz dual of the K(n)-local sphere.
    April 21, 1998 Naz Merchant Representability of Cohomology Theories
    April 28, 1998 Tan Zhang Maps from the Grassmanian of 2 planes to k x k skew symmetric matrices
    May 5, 1998 Mike Dyer The Browning invariant and homotopy type of 2-complexes
    May 12, 1998 Paul Shick (John Carroll University) Recent advances toward understanding finite complexes
    Cascade Topology Seminar: May 16 and 17. 110 Willamette Hall
    Ralph CohenStanford Universty
    Ana CannasUC Berkeley
    Stephan StolzNotre Dame University
    Mark HoveyWesleyan University
    Nigel RayUniversity of Oregon, Manchester University
    May 19, 1998 Mark Hovey (Wesleyan University) Phantom maps and Landweber exact spectra
    May 26, 1998 Hal Sadofsky Koszul Resolutions
    June 2, 1998 Irina H. Petrova The curvature operator in Riemannian Geometry
    June 2, 1998 (3:00, Deady 206) Dev Sinha Stable Manifolds

    University of Oregon Topology-Geometry Seminar, Fall 1997
    Date Speaker Title
    September 30, 1997 Jens Harlander (Johann von Goethe Universitat, Frankfurt): Morse theoretic ideas in group theory
    October 7, 1997 Chris Brazfield Serre's finiteness theorem.
    October 10, 1997 Special time and day: Friday 4pm, 210 Deady Steve Wilson (Johns Hopkins University): BP-cohomology from Morava K-theory
    October 14, 1997 no talk
    October 18-19, 1997 PACIFIC NORTHWEST GEOMETRY SEMINAR, (Portland State University): see below
    October 21, 1997 Peter Gilkey Higher order Osserman manifolds - a report on some work of Petrova, Stanilov, and Videv
    October 28, 1997 Hal Sadofsky Patterns in the stable homotopy groups of spheres
    November 4, 1997 Christine Escher (Oregon State University) Rigidity of minimal isometric immersions
    November 11, 1997 Uwe Semmelmann (Max Planck Institute): The Dirac operator on quaternionic Kaehler manifolds
    November 18, 1997 Mike Dyer Pictures and the second homotopy group of a 2-complex
    November 25, 1997 Mike Dyer Knots, Links, and the second homotopy group of a 2-complex
    December 2, 1997 Boris Botvinnik

    University of Oregon Topology-Geometry Seminar, Winter 1997
    Date Speaker Title
    January 13, 1998 Nigel Ray (visiting from University of Manchester): Bounded Flag Manifolds
    January 20, 1998 Hal Sadofsky Linear maps from Grassmanians and sectional curvature
    January 27, 1998 Bill Bogley (Oregon State University): Universal Path Spaces
    February 3, 1998 John Leahy Weakly Normal Singularities
    February. 10, 1998 Peter Gilkey The geometry of the Jacobi
    February 17, 1998 Nigel Ray (visiting from University of Manchester): Introduction to Toric manifolds, I
    February 24, 1998 Nigel Ray (visiting from University of Manchester): Introduction to Toric manfolds II
    March 3, 1998 Nigel Ray (visiting from University of Manchester): Introduction to Toric manifolds III
    March 10, 1998 Douglas Ravenel (University of Rochester): TBA




  • 11:30-12:30 Alexandre Kirillov (University of Pennsylvania) Merits and demerits of the orbit method
  • 2:30-3:30 Vladimir S. Retakh (Harvard and University of Arkansas) Non-commutative determinants and non-commutative geometry
  • 4:00-5:00 Arthur Fischer (UC Santa Cruz) The Hamiltonian reduction of Einstein's equations to the cotangent bundle of Teichmueller space


  • 9:30-10:30 Peter Olver (University of Minnesota) Moving frames
  • 11:00-12:00 Michel Lapidus (UC Riverside) Fractal Geometry and Spectral Geometry




    University of British Columbia (Vancouver).

    Housing: A block of rooms is reserved at the UBC Conference Centre: (604) 822-1010. Tell the reservation clerk that they are reserved under the name David Austin.

    Graduate students are especially encouraged to attend. We have applied for grant support to pay for student accomodation at the Conference Centre.


  • Steve Humphreys, Brigham Young University
  • Jack Morava, Johns Hopkins University
  • Nick Pippenger, University of BC
  • Brian Steer, Oxford University
  • Nancy Waller, Portland State University
  • List tentative and subject to change; we expect to have several outside speakers.
  • Information as of 18 September May 1997
  • Secretary for 1997/8: Hal Sadofsky email: sadofsky@math.uoregon.edu
    Mathematics Department of the University of Oregon Eugene Oregon 97403 USA 1-541-346-4705
    Webmaster: Peter Gilkey email: gilkey@math.uoregon.edu
    Emeritus Web Master: Fred Andrews email: andrews@math.uoregon.edu