Fall 2005
Colloquium begins at 4:15.
All colloquia at Bryn Mawr will be held in Park Science Building 328. Tea will
be in the Math Lounge, Park 355 at 3:45 p.m.
All colloquia at Haverford will be held in KINSC H109. Tea will be in the Math
Lounge, KINSC H208 at 4:00 p.m.
Date  Location  Speaker  Title 

Sep 12  Haverford  Allison Cuttler (Haverford College '06)  What I Did at my Summer REU 
Sep 19  Bryn Mawr  Mark Skandera (Haverford College)  Total Nonnegativity 
Sep 26  Haverford  David Goldschmidt (Institute for Defense Analyses) 
Breaking ENIGMA: Applied Group Theory in Action 
Oct 3  Bryn Mawr  Dr. Stanislav Dubrovskiy (Keio University) 
Classifying a Pair of Matrices 
Oct 7  Fall Break  Classes resume Oct 17 

Oct 17  Haverford  John Meier (Lafayette College)  From Poincare to Perelman: An Introduction to Classifying Manifolds 
Oct 24  Bryn Mawr  Walter Stromquist  Helping the Navy Search for Lost Objects 
Oct 31  Haverford  Don Davis (Lehigh University)  Binomial Coefficients and Roots of Unity in Topology 
Nov 7  Bryn Mawr  Dr. Elisenda Grigsby (UC Berkeley and Columbia University) 
Modern Algebraic Invariants of 3Manifolds 
Nov 14  Haverford  Constance Leidy (University of Pennsylvania) 
Knot Diagram Moves 
Nov 21  Bryn Mawr  Professor Victor Donnay 
Ergodic and NonErgodic Metrics on Embedded Surfaces 
Nov 28  Haverford  Kathi Crow (Gettysburg University 
Counterexamples in Ring Theory 
Dec 5  Bryn Mawr  CANCELLED 

For more information, please contact Mark Skandera (HC) or Yibiao Pan(BMC).