Bill Goldman

• I am a Professor in the Department of Mathematics at the University of Maryland, College Park, MD 20742.
  Office: 3106 Math Building, (301)-405-5124, FAX: (301)-314-0827,
  Email: wmg at math.umd.edu.
• Spring 2009 Teaching:
  • Math 748E, Differential Geometry (Tuesday-Thursday 12:30am).
• Director, Experimental Geometry Lab, 3113 Math Building.
• I recently served as Principal Investigatorr, Maryland's VIGRE project. For information contact the Department's Associate Chairs Mike Boyle (undergraduate), Chris Laskowski (graduate). Stu Antman (faculty)., and Chair Jim Yorke.
• Editor-in-Chief, Geometriae Dedicata.
  • Volume 126 (April 2007) contains the Proceedings of the 2004 Banff workshop, New Techniques in Lorentz Manifolds (V. Charette, ed.) with a published and annotated version of Geoffrey Mess's influential paper, Lorentz spacetimes of constant curvature (edited by K. Scannell).
• Check out my son's art.
• Recent lectures and conferences
  • 2009
  • Invited Speaker, DC-MD-VA sectional meeting of Mathematical Association of America, University of Mary Washington, Fredericksburg, Virginia 18 April 2009, ``The Geometry of 2x2 Matrices.'' Click here for the slides of my talk.
  • Colloquium, University of Tennessee, 20 March 2009
  • Research Seminar, Northeastern University, 10 March 2009
  • Complex Analysis/Dynamics Seminar, Graduate Center, CUNY, 4 March 2009
  • Colloquium, Howard University, 6 February 2009
  • Colloquium, National University of Singapore, 21 January 2009
  • 2008:
    • Co-organizer (with O. Garcia-Prada and F. Labourie), Representations of Surface Groups, CIRM, Luminy, 1-5 September 2008.
    • Symplectic Geometry Seminar, University of Toronto, August 2008
    • The slides from my talk at the Conference on Algebraic and Geometric Topology, Gdansk, Poland, 9---13 June 2008.
    • Lecture series in the program on Geometry and Dynamics of Groups at Ecole Polytechnique on June 2,3 2008.
    • Scientific Committee, Discrete Groups and Geometric Structures III , Kortrijk, Belgium, May 26-30 2008..
    • The slides from my talk, "Algebraic varieties of surface group representations", at the conference Group-Theoretic Methods in the Study of Algebraic Varieties celebrating Friedrich Hirzebruch's 80th birthday, Bar-Ilan University, Ramat-Gan, Israel, 22 May 2008.
    • The slides from my plenary talk at the Fourth Ahlfors-Bers Colloquium, Rutgers University, Newark, May 8-11, 2008..
    • I ran a weekly seminar at Princeton University, Mapping Class Group Dynamics on Moduli spaces, beginning with a Department Colloquium, 6 February 2008.
    • During the Spring Semester of 2008, I spent my sabbatical as a Member of the Institute for Advanced Study.
    • On March 3, I gave a short presentation on Equilateral Triangles in the After Hours Conversations, Harry's Bar, Institute for Advanced Study.
    • Mathematics Department Colloquium, Yale University, Dynamical systems arising from deformations of geometric structures, April 9, 2008.
    • Co-organizer and speaker, Conference on Lie Theory, Geometry and Discrete Groups, celebrating John Millson's 62nd birthday, College Park, 20-23 March 2008.
    • Coorganized (with V. Charette, K. Melnick and K. Scannell), Special session, Conformally flat Lorentz manifolds, Joint Mathematical Meetings, San Diego 2008.
  • 2007:
  • Member, MSRI program in Teichmueller theory and Kleinian groups, November-December 2007
  • 2007-2008 Distinguished Scholar-Teacher.
    • Public lecture, October 8, 2007, "Playing pool on curved surfaces and the wrong way to add fractions," of which you may view the slides. (These slides use 4 animations, created by Ryan Hoban: a short periodic billiard trajectory on a square, a longer periodic billiard trajectory on a square, a very long billiard trajectory on a square, noneuclideant billiard trajectories converging to the golden ratio.,
  • Colloque de mathematiques de Montreal at CRM, Montreal, September 14, 2007 and gave a seminar at the University of Sherbrooke on September 13, 2007. Click here for the slides of my talk.
  • 7th KAIST Geometric Topology Fair in Gyeongju, Korea, July 7, 2007. Click here for the slides of my talk.
  • Geometry and the Imagination in honor of Bill Thurston. Click here for the slides of my talk.
  • Coorganizer, Representations of surface groups, workshop, American Institute of Mathematics, 19-23 March 2007. Click here for our document on background material for this workshop.
  • Spencer Lectures, Kansas State University, May 2007.
  • Previous and current research students.

  Last modified: 18 April 2009