AMS Sectional Meeting Program by Day
Current as of Saturday, October 18, 2008 00:36:13
2008 Fall Eastern Section Meeting
Middletown, CT, October 1112, 2008 (Saturday  Sunday)
Meeting #1042
Associate secretaries: Lesley M Sibner, AMS lsibner@duke.poly.edu
Saturday October 11, 2008

Saturday October 11, 2008, 7:30 a.m.4:00 p.m.
Meeting Registration
Lobby, Exley Science Center 
Saturday October 11, 2008, 7:30 a.m.4:00 p.m.
Book Sale and Exhibit
Room 139, Exley Science Center 
Saturday October 11, 2008, 8:00 a.m.10:50 a.m.
Special Session on Model Theory and Its Applications, I
Room 121, Exley Science Center
Organizers:
Thomas Scanlon, University of California, Berkeley scanlon@math.berkeley.edu
Philip H. Scowcroft, Wesleyan University pscowcroft@wesleyan.edu
Carol S. Wood, Wesleyan University cwood@wesleyan.edu

8:00 a.m.
On model theory for classes of finite structures.
Charles Steinhorn*, Vassar College
(104203225) 
8:30 a.m.
Decreasing types in ominimal theories.
Janak Daniel Ramakrishnan*, Universite Claude Bernard Lyon I
(104203193) 
9:00 a.m.
Ominimal fields with standard part map.
Jana Maříková*, Department of Mathematics and Statistics, McMaster University
(104203152) 
9:30 a.m.
Characteristic sequences in unstable theories.
Maryanthe Malliaris*, University of California, Berkeley
(104203142) 
10:00 a.m.
$\omega$models of Finite Set Theory.
James H. Schmerl*, University of Connecticut, Storrs
(10420356) 
10:30 a.m.
Elementary pairs of models of PA.
Roman Kossak*, The Graduate Center, The City University of New York
(10420351)

8:00 a.m.

Saturday October 11, 2008, 8:00 a.m.10:50 a.m.
Special Session on LowDimensional Topology, I
Room 141, Exley Science Center
Organizers:
Constance Leidy, Wesleyan University cleidy@wesleyan.edu
Shelly Harvey, Rice University shelly@rice.edu

8:00 a.m.
The Fractal Nature of Link Concordance.
Tim D Cochran*, Mathematics Department, Rice University
Shelly Harvey, Mathematics Department, Rice University
Constance Leidy, Mathematics Department, Wesleyan University
(104257183) 
8:30 a.m.
On the geography and botany of OzsvathSzabo invariants.
Matthew Hedden*, M.I.T
(104257230) 
9:00 a.m.
Recent progress in the knot theory of complex plane curves.
Lee Rudolph*, Clark University, Worcester, MA
(10425797) 
9:30 a.m.
The second rational homology group of the moduli space of curves with level structures.
Andrew Putman*, MIT
(104255222) 
10:00 a.m.
Bounding the stable genera of Heegaard splittings from below.
Jesse E Johnson*, Yale University
(104257162) 
10:30 a.m.
Knots in the Heisenberg Manifold.
Prudence Heck*, Indiana University, Bloomington
(104257217)

8:00 a.m.

Saturday October 11, 2008, 8:00 a.m.10:50 a.m.
Special Session on Computability Theory and Effective Algebra, I
Room 638, Exley Science Center
Organizers:
Joseph S. Miller, University of Connecticut joseph.miller@math.uconn.edu
David Reed Solomon, University of Connecticut solomon@math.uconn.edu
Asher Kach, University of Connecticut kach@math.uconn.edu

8:00 a.m.
Ramsey's Theorem and Cone Avoidance.
Carl G. Jockusch, Jr.*, University of Illinois at UrbanaChampaign
Damir D. Dzhafarov, University of Chicago
(10420341) 
8:30 a.m.
Decision procedures for the isomorphism problem in unary automatic structures.
Mia Minnes*, MIT
(104203134) 
9:00 a.m.
Models with High Scott Rank.
Cameron E Freer*, Dept. of Mathematics, Massachusetts Institute of Technology
(104203146) 
9:30 a.m.
Computable properties of abelian $p$groups.
Valentina S. Harizanov*, George Washington University
(10420338) 
10:00 a.m.
Random reals and numberings of computable trees.
Paul Brodhead*, University of Hawaii at Manoa
Bjorn KjosHanssen, University of Hawaii at Manoa
(104203205) 
10:30 a.m.
Integer parts for real closed fields.
Julia F. Knight*, University of Notre Dame
(10420389)

8:00 a.m.

Saturday October 11, 2008, 8:00 a.m.10:45 a.m.
Special Session on Algebraic Geometry, I
Room 137, Exley Science Center
Organizers:
Eyal Markman, University of Massachusetts, Amherst markman@math.umass.edu
Jenia Tevelev, University of Massachusetts, Amherst tevelev@math.umass.edu

8:00 a.m.
Discussion. 
9:00 a.m.
Deformations of FourierMukai Equivalences.
Sukhendu Mehrotra*, University of MassachusettsAmherst
(104214212) 
10:00 a.m.
Filtrations in cohomology and geometry.
Mark de Cataldo*, SUNY Stony Brook
(10421469)

8:00 a.m.

Saturday October 11, 2008, 8:30 a.m.10:50 a.m.
Special Session on Algebraic Topology, I
Woodhead Lounge, Exley Science Center
Organizers:
Mark A. Hovey, Wesleyan University mhovey@wesleyan.edu
Kathryn Lesh, Union College leshk@union.edu

8:30 a.m.
A Small OpenClosed Homotopy Algebra.
Tom Lada*, North Carolina State University
(104255233) 
9:00 a.m.
Categorified Bundles and Classifying Spaces.
Weiwei Pan*, Wesleyan University
(10425558) 
9:30 a.m.
The Homotopy Theory of nfold Categories.
Thomas M. Fiore*, University of Chicago
Simona Paoli, University of Haifa
Dorette Pronk, Dalhousie University
(10425570) 
10:00 a.m.
On the Hilbert Ideal.
Mara D Neusel*, Texas Tech University
(10421326) 
10:30 a.m.
Poincar'e Duality Algebras Module Two.
Larry Smith*, AGInvariantentheorie
R. E. Stong, University of Virginia
(104255137)

8:30 a.m.

Saturday October 11, 2008, 8:30 a.m.10:50 a.m.
Special Session on Analysis on Metric Measure Spaces and on Fractals, I
Room 201, Exley Science Center
Organizers:
Piotr Hajlasz, University of Pittsburgh hajlasz@pitt.edu
Luke Rogers, University of Connecticut rogers@math.uconn.edu
Robert S. Strichartz, Cornell University str@math.cornell.edu
Alexander Teplyaev, University of Connecticut teplyaev@math.uconn.edu

8:30 a.m.
A lower bound for Conformal dimension.
Hrant Hakobyan*, Department of Mathematics, University of Toronto
(104228220) 
9:00 a.m.
The resolvent kernel for pcf selfsimilar fractals.
Marius Ionescu, Cornell University
Erin P.J. Pearse, University of Iowa
Luke G. Rogers, University of Connecticut
HuoJun Ruan*, Zhejiang University and Cornell University
Robert S. Strichartz, Cornell University
(104228100) 
9:30 a.m.
Bounds for the resolvent of the Laplacian on postcritically finite selfsimilar fractals.
Luke G. Rogers*, University of Connecticut
(104246188) 
10:00 a.m.
On pseudodifferential operators on fractals.
Marius V Ionescu*, University of Connecticut
Robert S Strichartz, Cornell University
(10424678) 
10:30 a.m.
Szegö limit theorems on the Sierpiński gasket.
Kasso Okoudjou*, Department of Mathematics, University of Maryland
Luke Rogers, Department of Mathematics, University of Connecticut
Robert Strichartz, Department of Mathematics, Cornell University
(104242127)

8:30 a.m.

Saturday October 11, 2008, 8:30 a.m.10:50 a.m.
Special Session on Convex and Integral Geometry, I
Room 58, Exley Science Center
Organizers:
Monika Ludwig, Polytechnic University of New York mludwig@poly.edu
Daniel Klain, University of Massachusetts, Lowell daniel_klain@uml.edu
Franz Schuster, Vienna University of Technology schuster@dmg.tuwien.ac.at

8:30 a.m.
Microlocal and specialgeometry projection and section aspects of convex bodies.
Eric L Grinberg*, University of New Hampshire
(104252224) 
9:00 a.m.
Convex bodies with prescribed crosssectionsuptohomothety.
David V Feldman*, University of New Hampshire
Daniel Klain, University of Massachusetts at Lowell
(104252195) 
9:30 a.m.
Convex sets with homothetic planar sections through given points.
Valeriu Soltan*, George Mason University
(10425282) 
10:00 a.m.
The complex BusemannPetty problem for arbitrary measures.
Marisa Zymonopoulou*, Case Western Reserve University
(104252190) 
10:30 a.m.
A Fourier transform approach to Christoffel's problem.
Paul R Goodey*, University of Oklahoma
Vlad Yaskin, University of Alberta
Maryna Yaskina, University of Oklahoma
(104252106)

8:30 a.m.

Saturday October 11, 2008, 8:30 a.m.10:50 a.m.
Special Session on Riemannian and Lorentzian Geometries, I
Room 422, Public Affairs Center
Organizers:
Ramesh Sharma, University of New Haven rsharma@newhaven.edu
Philippe Rukimbira, Florida International University rukim@fiu.edu

8:30 a.m.
On a class of homogeneous spaces with nonnegative curvature.
Megan M Kerr*, Wellesley College
(104253210) 
9:00 a.m.
Causal boundary of staticcomplete spacetimes.
Steven G. Harris*, Saint Louis University
(104253240) 
9:30 a.m.
Causality, refocussing and linking.
Vladimir Chernov*, Mathematics Department, Dartmouth College
Yuli Rudyak, Mathematics Department, University of Florida, Gainesville
(10425305) 
10:00 a.m.
Sasaki metrics with an additional contact structure.
Tedi Draghici*, Florida International University
Philippe Rukimbira, Florida International University
(104253116) 
10:30 a.m.
Conformal actions of nilpotent groups on pseudoRiemannian manifolds.
Karin H Melnick*, Yale University
(10425352)

8:30 a.m.

Saturday October 11, 2008, 8:30 a.m.10:50 a.m.
Special Session on Number Theory, I
Room 405, Exley Science Center
Organizers:
Wai Kiu Chan, Wesleyan University wkchan@wesleyan.edu
David Pollack, Wesleyan University dpollack@wesleyan.edu

8:30 a.m.
Certain Eisenstein series on loop groups.
SeokJin Kang, Seoul National University
KyuHwan Lee*, University of Connecticut
Euiyong Park, Seoul National University
(104211189) 
9:00 a.m.
Weyl Group Multiple Dirichlet Series for Type C: Part I.
Jennifer Beineke*, Western New England College
Ben Brubaker, MIT
Sharon Frechette, College of the Holy Cross
(104211206) 
9:30 a.m.
Weyl group multiple Dirichlet series for Type C: Part II.
Jennifer Beineke, Western New England College
Ben Brubaker, Massachusetts Institute of Technology
Sharon Frechette*, College of the Holy Cross
(104211203) 
10:00 a.m.
Class Number Indivisibility in Function Fields.
Allison M. Pacelli*, Williams College
Michael Rosen, Brown University
(104211155) 
10:30 a.m.
Class number indivisibility for function fields.
Siman Wong*, University of Massachusetts, Amherst
(104211119)

8:30 a.m.

Saturday October 11, 2008, 8:30 a.m.10:50 a.m.
Special Session on Geometric Function Theory and Geometry, I
Room 421, Public Affairs Center
Organizers:
Petra BonfertTaylor, Wesleyan University pbonfert@wesleyan.edu
Katsuhiko Matsuzaki, Okayama University matsuzak@math.okayamau.ac.jp
Edward C. Taylor, Wesleyan University ectaylor@wesleyan.edu

8:30 a.m.
Quasiconformal Homogeneity of Planar Domains.
Petra BonfertTaylor, Wesleyan University
Richard Canary*, University of Michigan
Gaven Martin, Massey University
Edward Taylor, Wesleyan University
Michael Wolf, Rice University
(104230201) 
9:00 a.m.
Rigid 2orbifolds in hyperbolic 3orbifolds.
Shawn Rafalski*, Fairfield University
(104257143) 
9:30 a.m.
On volumes of hyperbolic 4orbifolds.
Ilesanmi Adeboye*, University of California, Santa Barbara
(10425740) 
10:00 a.m.
Uniform uniform exponential growth of subgroups of the mapping class group.
Johanna Mangahas*, University of Michigan
(10422049) 
10:30 a.m.
Filling at infinity.
Moon Duchin*, University of Michigan
Anne Thomas, Cornell University
(104251192)

8:30 a.m.

Saturday October 11, 2008, 8:30 a.m.10:50 a.m.
Special Session on Real and Complex Dynamics of Rational Difference Equations with Applications, I
Room 136, Public Affairs Center
Organizers:
Mustafa Kulenovic, University of Rhode Island mkulenovic@mail.uri.edu
Gerasimos Ladas, University of Rhode Island gladas@math.uri.edu

8:30 a.m.
A sufficient condition for global asymptotic stability of the positive equilibrium for two classes of rational difference equations.
Sukanya Basu*, University of Rhode Island
Orlando Merino, University of Rhode Island
(10423963) 
9:00 a.m.
Open Problems and Conjectures in Difference Equations.
Gerry Ladas*, University of Rhode Island
(10423919) 
9:30 a.m.
Two species competitive model with Allee's effect.
Ann M Brett*, University of Rhode Island
(10423925) 
10:00 a.m.
Competitive systems of rational difference equations in the plane.
M. R. S. Kulenovic*, University of Rhode Island
(10423928) 
10:30 a.m.
Global Attractivity for Difference Equations in Partially Ordered Metric Spaces.
Senada Kalabusic*, University of Sarajevo
(10423954)

8:30 a.m.

Saturday October 11, 2008, 9:00 a.m.10:50 a.m.
Special Session on History of Mathematics, I
Room 309, Exley Science Center
Organizers:
Robert E. Bradley, Adelphi University bradley@adelphi.edu
Lawrence A. D'Antonio, Ramapo College of New Jersey ldant@ramapo.edu
Lee J. Stemkoski, Adelphi University stemkoski@adelphi.edu

9:00 a.m.
EighteenthCentury Mathematics in Cultural Context.
Hardy Grant*, York University, Toronto
(104201157) 
9:30 a.m.
How Euler Solved the Problem of the Virgins.
Lawrence A. D'Antonio*, Ramapo College of New Jersey
(10420111) 
10:00 a.m.
Fleury and Hierholzer on Euler Paths.
Brian Hopkins*, Saint Peter's College
(104201215) 
10:30 a.m.
The Rise (And Fall?) of Factoring in College Mathematics.
Jeff A Suzuki*, Brooklyn College
(10420106)

9:00 a.m.

Saturday October 11, 2008, 9:00 a.m.10:50 a.m.
Special Session on Complex Geometry and Partial Differential Equations, I
Room 104, Public Affairs Center
Organizers:
Jacob Sturm, Rutgers University sturm@andromeda.rutgers.edu
Jian Song, Rutgers University jiansong@math.rutgers.edu

9:00 a.m.
Normal Scalar Curvature Conjecture and its applications.
Zhiqin Lu*, UCI
(10425332) 
9:40 a.m.
Regularity of minimizers to nonsmooth energy functional.
Ovidiu Savin*, Columbia University
Daniela De Silva, Barnard College
(104235216) 
10:20 a.m.
Analysis and Geometry on PseudoHermitian CR manifolds.
SongYing Li*, University of California, Irvine
(104232187)

9:00 a.m.

Saturday October 11, 2008, 9:00 a.m.10:50 a.m.
Special Session on Geometric Group Theory and Topology, I
Room 109, Exley Science Center
Organizers:
Matthew Horak, University of WisconsinStout horakm@uwstout.edu
Melanie Stein, Trinity College melanie.stein@trincoll.edu
Jennifer Taback, Bowdoin College jtaback@bowdoin.edu

9:00 a.m.
Metric properties of braided and higherdimensional Thompson's groups.
Sean Cleary*, The City College of New York and the CUNY Graduate Center
Jose Burillo, Universitat Politècnica de Catalunya, Barcelona
(10422045) 
9:30 a.m.
Distortion of Subgroups of the Generalized Thompson groups $F(n_1,...,n_k)$.
Claire W Wladis*, BMCC/CUNY
(104220112) 
10:00 a.m.
A Geometric Model for $\rm{Aut}(F_2)$.
Kim Ruane*, Tufts University
Adam Piggott, Bucknell University
Genevieve Walsh, Tufts University
(104220160) 
10:30 a.m.
Twisted conjugacy classes for lamplighter groups.
Jennifer Taback, Department of Mathematics, Bowdoin College
Peter N Wong*, Department of Mathematics, Bates College
(10422073)

9:00 a.m.

Saturday October 11, 2008, 11:10 a.m.12:00 p.m.
Invited Address
Flows and canonical metrics in Kaehler geometry.
Room 150, Exley Science Center
Duong Hong Phong*, Columbia University
(10425303) 
Saturday October 11, 2008, 2:00 p.m.2:50 p.m.
Invited Address
SL($n$)invariant notions of surface area.
Room 150, Exley Science Center
Monika Ludwig*, Polytechnic Institute of New York University
(10425202) 
Saturday October 11, 2008, 3:00 p.m.4:50 p.m.
Special Session on Algebraic Topology, II
Woodhead Lounge, Exley Science Center
Organizers:
Mark A. Hovey, Wesleyan University mhovey@wesleyan.edu
Kathryn Lesh, Union College leshk@union.edu

3:00 p.m.
The conjecture on spherical classes and the algebraic transfer.
Nguyen H. V. Hung*, Vietnam National University, Hanoi and Wayne State University, Detroit
(104255111) 
3:30 p.m.
Additive and multiplicative cocycles and Singer's calculation of the (co)homology of $BU\langle 2k \rangle$.
Eric Peterson*, University of Illinois at UrbanaChampaign
Adam Hughes, Univesity of Illinois at UrbanaChampaign
JohnMark Lau, University of Illinois at UrbanaChampaign
Matthew Ando, University of Illinois at UrbanaChampaign
(10425567) 
4:00 p.m.
Extensions and Singer cohomology of Hopf algebras.
Mitja Mastnak*, Saint Mary's University
(104218158) 
4:30 p.m.
Rings of Symmetric Functions as Algebras over the Steenrod Algebra.
William M. Singer*, Fordham University
(104255120)

3:00 p.m.

Saturday October 11, 2008, 3:00 p.m.5:20 p.m.
Special Session on History of Mathematics, II
Room 309, Exley Science Center
Organizers:
Robert E. Bradley, Adelphi University bradley@adelphi.edu
Lawrence A. D'Antonio, Ramapo College of New Jersey ldant@ramapo.edu
Lee J. Stemkoski, Adelphi University stemkoski@adelphi.edu

3:00 p.m.
The Transition from Euler to Cauchy: The Case of Recurrent Series.
Robert E. Bradley*, Adelphi University
(104201102) 
3:30 p.m.
The Transition from Euler to Cauchy: The Case of Infinite Products.
C Edward Sandifer*, Western Connecticut State University
(104201103) 
4:00 p.m.
Jean Baptiste Joseph Fourier.
Timothy A Smith*, Embry Riddle Aeronautical University
(10423507) 
4:30 p.m.
How Boole, Eisenstein, and Cayley Solved the Cubic Equation.
Paul R. Wolfson*, West Chester University of Pennsylvania
(104201123) 
5:00 p.m.
Nationality and the Mathematical Community.
Thomas Drucker*, University of WisconsinWhitewater
(10420116)

3:00 p.m.

Saturday October 11, 2008, 3:00 p.m.5:50 p.m.
Special Session on Model Theory and Its Applications, II
Room 121, Exley Science Center
Organizers:
Thomas Scanlon, University of California, Berkeley scanlon@math.berkeley.edu
Philip H. Scowcroft, Wesleyan University pscowcroft@wesleyan.edu
Carol S. Wood, Wesleyan University cwood@wesleyan.edu

3:00 p.m.
Borel equivalence relations.
Samuel Coskey*, City University of New York
(10420394) 
3:30 p.m.
Theories that exhibit $SOP_3$ but not $SOP_4$.
Rehana Patel*, Harvard University
(104203235) 
4:00 p.m.
Consistent amalgamation in dependent rosy theories.
Clifton F. Ealy*, Western Illinois University
(104203242) 
4:30 p.m.
Small groups of odd type.
Adrien Deloro*, Rutgers University, NJ
Eric Jaligot, CNRS, Lyon 1
(10420333) 
5:00 p.m.
A generation theorem for groups of finite Morley rank.
Jeffrey Burdges*, Rutgers University
Gregory Cherlin, Rutgers University
(104203159) 
5:30 p.m.
Conjugacy Theorems and Genericity Theorems in Groups of finite Morley rank (Nouvelle Cuisine).
Gregory Cherlin*, Rutgers University, New Brunswick, NJ
(10420380)

3:00 p.m.

Saturday October 11, 2008, 3:00 p.m.5:50 p.m.
Special Session on LowDimensional Topology, II
Room 141, Exley Science Center
Organizers:
Constance Leidy, Wesleyan University cleidy@wesleyan.edu
Shelly Harvey, Rice University shelly@rice.edu

3:00 p.m.
Construction of Hthick knots in Khovanov Homology.
Andrew W Elliott*, Rice University
(104255165) 
3:30 p.m.
Stable Concordance of Links in 3manifolds.
Rob Schneiderman*, Lehman College, City University of New York
(104257213) 
4:00 p.m.
Khovanov homology and contact structures.
Olga Plamenevskaya*, Stony Brook University
(104257226) 
4:30 p.m.
On the relationship between the Johnson's invariant and the TuraevViro invariants of 3manifolds.
Charles D. Frohman, The University of Iowa
Joanna KaniaBartoszynska*, National Science Foundation
(104257185) 
5:00 p.m.
Product Structures for Legendrian Contact Homology.
G. Civan, Georgia Institute of Technology
J. Etnyre, Georgia Institute of Technology
P. Koprowski, University of Maryland
J. Sabloff*, Haverford College
A. Walker, California Institute of Technology
(104257147) 
5:30 p.m.
SeibergWitten Floer homology and symplectic forms on $S^1\times M^3$.
Cagatay Kutluhan*, Department of Mathematics, the University of Michigan
Clifford H. Taubes, Department of Mathematics, Harvard University
(10425717)

3:00 p.m.

Saturday October 11, 2008, 3:00 p.m.5:50 p.m.
Special Session on Computability Theory and Effective Algebra, II
Room 638, Exley Science Center
Organizers:
Joseph S. Miller, University of Connecticut joseph.miller@math.uconn.edu
David Reed Solomon, University of Connecticut solomon@math.uconn.edu
Asher Kach, University of Connecticut kach@math.uconn.edu

3:00 p.m.
Computable partitions of trees.
Jennifer Chubb*, George Washington University
(104203174) 
3:30 p.m.
Computable SelfEmbeddings of Linear Orderings.
Steffen Lempp*, University of WisconsinMadison
Rodney G Downey, Victoria University of Wellington
Bart Kastermans, University of WisconsinMadison
(10420355) 
4:00 p.m.
Chain conditions in computable rings.
Chris J. Conidis*, Univeristy of Chicago
(104203122) 
4:30 p.m.
Degree spectra of almost computable structures.
Barbara F. Csima*, University of Waterloo
Iskander S. Kalimullin, Kazan State University
(10420399) 
5:00 p.m.
Generalizing the Pullback Theorem.
Christina M Maher*, University of Notre Dame and Colby College
(104203227) 
5:30 p.m.
Backandforth invariants for Boolean algebras.
Antonio Montalban, University of Chicago
Kenneth A Harris*, University of Michigan
(104203238)

3:00 p.m.

Saturday October 11, 2008, 3:00 p.m.5:20 p.m.
Special Session on Analysis on Metric Measure Spaces and on Fractals, II
Room 201, Exley Science Center
Organizers:
Piotr Hajlasz, University of Pittsburgh hajlasz@pitt.edu
Luke Rogers, University of Connecticut rogers@math.uconn.edu
Robert S. Strichartz, Cornell University str@math.cornell.edu
Alexander Teplyaev, University of Connecticut teplyaev@math.uconn.edu

3:00 p.m.
Covering Rtrees.
Valera Berestovskii, Omsk Branch of Sobolev Institute of Mathematics
Conrad Plaut*, University of Tennessee
(104253130) 
3:30 p.m.
Quantum mechanics on fractals.
Robert S. Strichartz*, Cornell University
(104281104) 
4:00 p.m.
Uniqueness of locally invariant Laplacian, Dirichlet form and Brownian motion on Sierpinski carpets.
Alexander Teplyaev*, University of Connecticut
(104260148) 
4:30 p.m.
Weyl type spectral asymptotics for Laplacians on Sierpinski carpets.
Naotaka Kajino*, Graduate School of Informatics, Kyoto University
(104258101) 
5:00 p.m.
A Laplacian operator on Laakso spaces.
Benjamin Steinhurst*, University of Connecticut
(104246117)

3:00 p.m.

Saturday October 11, 2008, 3:00 p.m.5:50 p.m.
Special Session on Convex and Integral Geometry, II
Room 58, Exley Science Center
Organizers:
Monika Ludwig, Polytechnic University of New York mludwig@poly.edu
Daniel Klain, University of Massachusetts, Lowell daniel_klain@uml.edu
Franz Schuster, Vienna University of Technology schuster@dmg.tuwien.ac.at

3:00 p.m.
An area preserving affine evolution.
Alina Stancu*, Concordia University
(104252121) 
3:30 p.m.
Geometric interpretation of $L_p$ affine surface area.
Deping Ye*, Case Western Reserve University
(104252166) 
4:00 p.m.
Affine integral geometry from a differentiable viewpoint.
Erwin Lutwak, Polytechnic Institute of NYU
Deane Yang*, Polytechnic Institute of NYU
Gaoyong Zhang, Polytechnic Institute of NYU
(104252179) 
4:30 p.m.
Asymmetric $L_p$ projection bodies and affinely invariant Sobolev inequalities.
Christoph Haberl*, Vienna University of Technology
Franz Schuster, Vienna University of Technology
(10425296) 
5:00 p.m.
Towards the structure of the algebra of invariant valuations in complex space forms.
Joseph H.G. Fu*, Department of Mathematics, University of Georgia
(104252129) 
5:30 p.m.
Regular polygonal complexes in space.
Egon Schulte*, Northeastern University
(104251108)

3:00 p.m.

Saturday October 11, 2008, 3:00 p.m.5:45 p.m.
Special Session on Algebraic Geometry, II
Room 137, Exley Science Center
Organizers:
Eyal Markman, University of Massachusetts, Amherst markman@math.umass.edu
Jenia Tevelev, University of Massachusetts, Amherst tevelev@math.umass.edu

3:00 p.m.
Syzygies of the secant varieties of curves.
Jessica Sidman*, Mount Holyoke College
Peter Vermeire, Central Michigan University
(104214105) 
4:00 p.m.
Moduli spaces of curves with prescribed singularities.
Frederick van der Wyck*, Harvard University
(104214172) 
5:00 p.m.
New Modular Compactifications of the Moduli Space of Curves.
David Ishii Smyth*, Harvard University
(104214145)

3:00 p.m.

Saturday October 11, 2008, 3:00 p.m.5:50 p.m.
Special Session on Riemannian and Lorentzian Geometries, II
Room 422, Public Affairs Center
Organizers:
Ramesh Sharma, University of New Haven rsharma@newhaven.edu
Philippe Rukimbira, Florida International University rukim@fiu.edu

3:00 p.m.
Timelike Christoffel pairs in the SplitQuaternions.
Martha Dussan, Universidade de São Paulo, Departamento de Matemática IME.
Martin Magid*, Department of Mathematics, Wellesley College
(10425339) 
3:30 p.m.
Refocussing of Light Rays in Spacetime.
Paul A. Kinlaw*, Dartmouth College
(10425337) 
4:00 p.m.
NonWalker selfdual neutral Einstein fourmanifolds of Petrov type III.
Andrzej Derdzinski*, Ohio State University
(104253163) 
4:30 p.m.
Gluing constructions in general relativity.
Iva Stavrov*, Lewis and Clark College
(10428324) 
5:00 p.m.
Manifolds with positive curvature.
Owen Dearricott*, University of California, Riverside
(104253241) 
5:30 p.m.
Neutral hypercomplex structures in dimension four.
Johann Davidov, Institute of Mathematics, Bulgarian Academy of Sciences
Gueo Grantcharov*, Florida International University
Oleg Mushkarov, Institute of Mathematics, Bulgarian Academy of Sciences
(104253128)

3:00 p.m.

Saturday October 11, 2008, 3:00 p.m.6:15 p.m.
Special Session on Complex Geometry and Partial Differential Equations, II
Room 104, Public Affairs Center
Organizers:
Jacob Sturm, Rutgers University sturm@andromeda.rutgers.edu
Jian Song, Rutgers University jiansong@math.rutgers.edu

3:00 p.m.
Deforming constant scalar curvature Kahler manifolds.
Gabor Szekelyhidi*, Columbia University
(104253139) 
3:40 p.m.
Degenerations of CalabiYau metrics.
Valentino Tosatti*, Harvard University
(10425353) 
4:20 p.m.
The initial value problem for geodesics in the space of Kahler metrics.
Steve Zelditch*, Johns Hopkins University
Yanir Rubinstein, Johns Hopkins University and Stonybrook
(10425331) 
5:00 p.m.
Discussion. 
5:40 p.m.
Discussion.

3:00 p.m.

Saturday October 11, 2008, 3:00 p.m.5:20 p.m.
Special Session on Number Theory, II
Room 405, Exley Science Center
Organizers:
Wai Kiu Chan, Wesleyan University wkchan@wesleyan.edu
David Pollack, Wesleyan University dpollack@wesleyan.edu

3:00 p.m.
Equations for padic families of arithmetic cohomology.
Avner Ash*, Boston College
(10421113) 
3:30 p.m.
Steinberg Symbols and Eisenstein Cohomology.
Glenn Stevens*, Boston University
(104211209) 
4:00 p.m.
Liftings of Representations of Finite Groups with Applications to padic Base Change.
Joshua M. Lansky*, American University
Jeffrey D. Adler, American University
(104222196) 
4:30 p.m.
MazurTate elements of nonordinary modular forms I.
Matthew Emerton, Northwestern University
Robert Pollack, Boston University
Tom Weston*, University of Massachusetts
(10421164) 
5:00 p.m.
MazurTate elements of nonordinary modular forms II.
Robert Pollack*, Boston University
(10421165)

3:00 p.m.

Saturday October 11, 2008, 3:00 p.m.5:50 p.m.
Special Session on Geometric Function Theory and Geometry, II
Room 421, Public Affairs Center
Organizers:
Petra BonfertTaylor, Wesleyan University pbonfert@wesleyan.edu
Katsuhiko Matsuzaki, Okayama University matsuzak@math.okayamau.ac.jp
Edward C. Taylor, Wesleyan University ectaylor@wesleyan.edu

3:00 p.m.
Symmetric groups that are not the symmetric conjugates of Fuchsian groups.
Katsuhiko Matsuzaki*, Okayama University
(104230214) 
3:30 p.m.
Isometries of hyperbolic space as commutators.
Ara Basmajian*, CUNY, Graduate center and Hunter college
Bernard Maskit, Stony Brook University
(104230144) 
4:00 p.m.
Rigidity and stability for isometry groups in hyperbolic 4space.
Youngju Kim*, City University of New York
(104251141) 
4:30 p.m.
Complex projective structures with a Schottky holonomy.
Shinpei Baba*, UC Davis
(104251135) 
5:00 p.m.
Hyperbolic manifolds with dimension gap.
Kurt H. Falk*, National University of Ireland at Maynooth
(10425123) 
5:30 p.m.
Discussion.

3:00 p.m.

Saturday October 11, 2008, 3:00 p.m.5:20 p.m.
Special Session on Geometric Group Theory and Topology, II
Room 109, Exley Science Center
Organizers:
Matthew Horak, University of WisconsinStout horakm@uwstout.edu
Melanie Stein, Trinity College melanie.stein@trincoll.edu
Jennifer Taback, Bowdoin College jtaback@bowdoin.edu

3:00 p.m.
A useful odd finitely presented group.
Gilbert Baumslag*, The City College of New York
(10422076) 
3:30 p.m.
Virtual Properties of Cyclically Pinched OneRelator Groups.
Gilbert Baumslag, City College, CUNY, New York
Benjamin Fine*, Fairfield University, Fairfield, CT 05430
Charles F. Miller, University of Melbourne, Melbourne, Australia
Douglas Troeger, City Collge, CUNY, New York
(10422090) 
4:00 p.m.
Commutative transitive, conjugately separated abelian and restricted Gromov onerelator groups.
Gerhard Rosenberger*, Department of Mathematics, TU Dortmund
Benjamin Fine, Deparment of Mathematics, Fairfield University
Alexei Myasnikov, Deparment of Mathematics and Statistics, McGill University
Volkmar grosse Rebel, Department of Mathematics, TU Dortmund
(10422034) 
4:30 p.m.
Generic properties of finitely presented groups.
Robert H Gilman*, Stevens Institute of Technology
(104220168) 
5:00 p.m.
Computer experiments on the Torelli group.
Mladen Bestvina, University of Utah
KaiUwe Bux, University of Virginia
Dan Margalit*, Tufts University
(104220186)

3:00 p.m.

Saturday October 11, 2008, 3:00 p.m.5:50 p.m.
Special Session on Real and Complex Dynamics of Rational Difference Equations with Applications, II
Room 136, Public Affairs Center
Organizers:
Mustafa Kulenovic, University of Rhode Island mkulenovic@mail.uri.edu
Gerasimos Ladas, University of Rhode Island gladas@math.uri.edu

3:00 p.m.
Monotonic, Periodic and Bounded Nature of NonNegative Solutions of NonAutonomous Rational Difference Equations.
Michael A Radin*, Rochester Institute of Technology
(10423986) 
3:30 p.m.
Some Nonlinear Systems of Difference Equations with Applications.
Mihaela Predescu*, Bentley College
(104239211) 
4:00 p.m.
Critically Periodic Cubic Polynomials.
Araceli Bonifant*, University of Rhode Island
John Milnor, Institute for Mathematical Sciences,
(104237204) 
4:30 p.m.
Degree Growth of Birational Mappings.
Kyounghee Kim*, Florida State University
(10423274) 
5:00 p.m.
Dynamics of simple folds in a plane.
Nikolai A Krylov*, Siena College
Edwin L Rogers, Siena College
(104240161) 
5:30 p.m.
Control theory Concepts through Simulated experiments.
Channa N Navaratna*, Indiana University of Pennsylvania
Menaka B Navaratna, Florida Gulf Coast University
(104293219)

3:00 p.m.

Saturday October 11, 2008, 3:00 p.m.3:55 p.m.
Session for Contributed Papers
Room 618, Exley Science Center

3:00 p.m.
The Diophantine equation $A^4+B^4+C^4=2D^n$ and beyond.
Susil Kumar Jena*, KIIT University, Bhubaneswar, Orissa, India
(104211200) 
3:15 p.m.
Construction of Zerosum Sequences with Prescribed Zerosubsum Structure.
Michael A Freeze*, UNC Wilmington
(104213231) 
3:30 p.m.
A Spectrumtype Preserver Problem on Pointed Lipschitz Algebras.
Antonio JimenezVargas, Departamento de Algebra y Analisis Matematico, Universidad de Almeria
Aaron Luttman*, Division of Mathematics and Computer Science, Clarkson University
Moises VillegasVallecillos, Departamento de Algebra y Analisis Matematico, Universidad de Almeria
(104246176) 
3:45 p.m.
$r$commuting operators and Deddens' algebra.
Drissi Drissi*, Kuwait University
(10424708)

3:00 p.m.

Saturday October 11, 2008, 6:00 p.m.7:30 p.m.
Wesleyan University Reception
Beckham Room, Fayerweather (next to Usdan Campus Center)