Special session on low-dimensional topology: schedule of talks

Thursday May 20, 1999, 8:30 a.m.-10:20 a.m.
Special Session on Low Dimensional Topology, I
Organizers:
Mark W. Brittenham, University of North Texas britten@unt.edu
Francisco Gonzalez Acuna, IM-UNAM fico@matem.unam.mx
Luis Valdez-Sanchez, University of Texas at El Paso valdez@math.utep.edu
- 8:30 a.m.
  Minimal Volume Maximal Cusps in Hyperbolic 3-Manifolds.
  Colin Adams*, Williams College
  David Biddle, SUNY-Binghamton
  Carol Gwosdz, University of Dallas
  Kathy Paur, MIT
  Scott Reynolds, Williams College
  (944-57-247)
- 9:00 a.m.
  Genus two 3--manifolds are built from handle number one pieces.
  Eric D Sedgwick*, Oklahoma State University
  (944-57-277)
- 9:30 a.m.
  Quasi-Fuchsian surfaces of arbitrarily high genus.
  Elizabeth Finkelstein*, Hunter College (CUNY)
  (944-57-363)
- 10:00 a.m.
  The geometry of R-covered foliations.
  Danny C Calegari*, UC Berkeley
  (944-57-42)

Thursday May 20, 1999, 2:00 p.m.-4:20 p.m.
Special Session on Low Dimensional Topology, II
Organizers:
Mark W. Brittenham, University of North Texas britten@unt.edu
Francisco Gonzalez Acuna, IM-UNAM fico@matem.unam.mx
Luis Valdez-Sanchez, University of Texas at El Paso valdez@math.utep.edu
- 2:00 p.m.
  Comparing Heegaard and JSJ structures of orientable 3-manifolds.
  Martin G Scharlemann*, University of California, Santa Barbara
  Jennifer Schultens, Emory University
  (944-57-205)
- 2:30 p.m.
  Length multiplicities of hyperbolic 3-manifolds.
  Joseph D Masters*, University of Texas-- Austin
  (944-57-139)
- 3:00 p.m.
  Abelian subgroup separability of Haken $3$-manifolds.
  Emily Hamilton*, Emory University
  (944-57-287)
- 3:30 p.m.
  Normal forms of generating pairs for Fuchsian and related groups$\strut$.
  Arturo F. Ramírez*, CIMAT
  Francisco González Acuña, IMATE, UNAM
  (944-20-194)
- 4:00 p.m.
  Seifert fibered surgeries on hyperbolic knots.
  Cameron McA Gordon*, University of Texas at Austin
  John Luecke, University of Texas at Austin
  (944-57-406)

Friday May 21, 1999, 8:30 a.m.-10:20 a.m.
Special Session on Low Dimensional Topology, III
Organizers:
Mark W. Brittenham, University of North Texas britten@unt.edu
Francisco Gonzalez Acuna, IM-UNAM fico@matem.unam.mx
Luis Valdez-Sanchez, University of Texas at El Paso valdez@math.utep.edu
- 8:30 a.m.
  Positive diagrams for Seifert manifolds.
  John Hempel*, Rice University
  (944-57-373)
- 9:00 a.m.
  Bounded Degeneration of Tunnel Number.
  Martin G Scharlemann, UCSB
  Jennifer C Schultens*, Emory University
  (944-57-293)
- 9:30 a.m.
  Incompressible surfaces and 1-bridge knots w.r.t. a torus.
  Mario Eudave-Munoz*, UCSB and UNAM
  (944-57-387)
- 10:00 a.m.
  Minimum energy polygonal knots.
  Jonathan K Simon*, Univ. of Iowa
  Joshua Tokle, Univ. of Iowa
  (944-57-365)

Friday May 21, 1999, 2:30 p.m.-4:20 p.m.
Special Session on Low Dimensional Topology, IV
Organizers:
Mark W. Brittenham, University of North Texas britten@unt.edu
Francisco Gonzalez Acuna, IM-UNAM fico@matem.unam.mx
Luis Valdez-Sanchez, University of Texas at El Paso valdez@math.utep.edu
- 2:30 p.m.
  Automorphisms of handlebodies and compression bodies.
  Ulrich Oertel*, Rutgers University
  (944-57-165)
- 3:00 p.m.
  Intersection Graphs and Dehn Surgery Preliminary report.
  Cynthia J. Verjovsky Marcotte*, The University of Texas at Austin
  (944-57-375)
- 3:30 p.m.
  The $3$-sphere as a cover of $S^3$ branched over a knot.
  Enrique Ramirez-Losada*, Facultad de Ciencias, UNAM
  (944-57-246)
- 4:00 p.m.
  Surgery on knots which yield the same 3-manifold.
  John K. Osoinach, Jr.*, Eureka College
  (944-57-380)

Saturday May 22, 1999, 9:00 a.m.-11:50 a.m.
Special Session on Low Dimensional Topology, V
Organizers:
Mark W. Brittenham, University of North Texas britten@unt.edu
Francisco Gonzalez Acuna, IM-UNAM fico@matem.unam.mx
Luis Valdez-Sanchez, University of Texas at El Paso valdez@math.utep.edu
- 9:00 a.m.
  Cutting and pasting immersed surfaces.
  Max Neumann-Coto*, Universidad Nacional Autonoma de Mexico
  (944-57-379)
- 9:30 a.m.
  Experimenting with the involutory Kuperberg invariant using structure coefficients in Gelacki's Hopf algebras.
  Fernando J. O. Souza*, University of Illinois at Chicago
  Louis H. Kauffman, University of Illinois at Chicago
  David E. Radford, University of Illinois at Chicago
  (944-57-352)
- 10:00 a.m.
  A new proof of Johannson's Deformation Theorem.
  Peter Scott*, University of Michigan
  Gadde A. Swarup, University of Melbourne
  (944-57-367)
- 10:30 a.m.
  Finiteness Results for Heegaard Surfaces in Surgered Manifolds.
  Yo'av Rieck*, Oklahoma State University
  Eric Sedgwick, Oklahoma State University
  (944-57-306)
- 11:00 a.m.
  The Topology of Recombination.
  Isabel K Darcy*, University of Texas at Austin
  (944-92-329)
- 11:30 a.m.
  3-Manifolds obtained by surgery on closed pure 3-braids.
  Lorena Armas-Sanabria*, Instituto de Matematicas, UNAM
  (944-57-385)

Saturday May 22, 1999, 1:30 p.m.-3:20 p.m.
Special Session on Low Dimensional Topology, VI
Organizers:
Mark W. Brittenham, University of North Texas britten@unt.edu
Francisco Gonzalez Acuna, IM-UNAM fico@matem.unam.mx
Luis Valdez-Sanchez, University of Texas at El Paso valdez@math.utep.edu
- 1:30 p.m.
  Truly universal links.
  Victor Núñez*, CIMAT
  (944-57-215)
- 2:00 p.m.
  The topology of deformation spaces of hyperbolic 3-manifolds.
  James W. Anderson, University of Southampton
  Richard D. Canary, University of Michigan
  Darryl McCullough*, University of Oklahoma
  (944-57-119)
- 2:30 p.m.
  Normal forms for basis conjugating automorphisms of a free group.
  Mauricio Gutierrez*, Tufts University
  (944-20-357)
- 3:00 p.m.
  Finding Planar Surfaces and the Word Problem.
  William H Jaco*, Oklahoma State University
  Eric Sedgwick, Oklahoma State University
  Joachim H. Rubinstein, University of Melbourne
  (944-57-336)

Saturday May 22, 1999, 4:00 p.m.-5:00 p.m.
Invited Address
Unsolvable problems about knots and related groups.
Francisco J. González Acuña*, Instituto de Matematicas,UNAM
(944-57-245)