AMS Sectional Meeting Program by Day
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2011 Spring Eastern Sectional Meeting
College of the Holy Cross, Worcester, MA
April 910, 2011 (Saturday  Sunday)
Meeting #1070
Associate secretaries:
Steven H Weintraub, AMS shw2@lehigh.edu
Sunday April 10, 2011

Sunday April 10, 2011, 8:00 a.m.12:00 p.m.
Exhibits and Book Sale
Rm 125, Haberlin Hall

Sunday April 10, 2011, 8:00 a.m.12:00 p.m.
Meeting Registration
Smith Labs Atrium, Smith Laboratories

Sunday April 10, 2011, 8:00 a.m.10:50 a.m.
Special Session on Complex Analysis and Banach Algebras, III
Rm 154, Smith Laboratories Organizers: John T. Anderson, College of the Holy Cross anderson@radius.holycross.edu Alexander J. Izzo, Bowling Green State University

8:00 a.m.
Cluster Value Theorems for Banach algebras of analytic functions on the ball of a Banach space.
Richard M Aron*, Kent State University, KentOH 44242
(10704674)

8:30 a.m.
Fibers of the spectra of Banach algebras of analytic functions on the ball of a Banach space.
Manuel Maestre*, University of Valencia (Spain)
(10704675)

9:00 a.m.
On complex Banach manifolds similar to Stein manifolds.
Imre Patyi*, Department of Mathematics and Statistics, Georgia State University
(107032140)

9:30 a.m.
A Biorthogonal Expansion in the Space $L^2(0,\infty)$.
André Boivin*, University of Western Ontario
Changzhong Zhu, University of Western Ontario
(107030256)

10:00 a.m.
Composition Operators on Spaces of Fractional Cauchy Transforms.
R. A. Hibschweiler*, Department of Mathematics and Statistics, University of New Hampshire
(107030157)

10:30 a.m.
"Fingerprints" of the Two Dimensional Shapes and Lemniscates.
Peter Ebenfelt, University of California at San Diego, La Jolla
Dmitry Khavinson*, University of South Florida
Harold S. Shapiro, Royal Institute of Technology
(10703085)

Sunday April 10, 2011, 8:00 a.m.10:50 a.m.
Special Session on Geometry and Applications of 3Manifolds, II
Rm 125, Beven Hall Organizers: Abhijit Champanerkar, College of Staten Island, CUNY abhijit@math.csi.cuny.edu Ilya Kofman, College of Staten Island, CUNY Walter Neumann, Barnard College, Columbia University

8:00 a.m.
In Search of the First Infinite Hyperbolic Volume Stem.
Robert Meyerhoff*, Department of Mathematics, Boston College
(107057320)

8:30 a.m.
The geometry of unknotting tunnels.
Daryl Cooper, UC Santa Barbara
David Futer*, Temple University
Jessica S Purcell, Brigham Young University
(107057267)

9:00 a.m.
Some 3manifolds with large fundamental group.
Genevieve S Walsh*, Tufts University
(107057241)

9:30 a.m.
The self linking number and open book decomposition.
Keiko Kawamuro*, University of Iowa
(107057189)

10:00 a.m.
Hidden symmetries of links via mutations with hidden extension.
Eric Chesebro, University of Montana
Jason DeBlois*, Stanford University
(107057309)

10:30 a.m.
Geometry and topology of polyhedral $3$orbifolds.
Christopher K. Atkinson*, Temple University
(107057264)

Sunday April 10, 2011, 8:00 a.m.10:50 a.m.
Special Session on Topics in Partial Differential Equations and Geometric Analysis, III
Rm 219, Haberlin Hall Organizers: MariaCristina Caputo, University of Arkansas Natasa Sesum, Rutgers University natasas@math.rutgers.edu

8:00 a.m.
Nonnegative scalar curvature on compact manifolds with boundary.
Jeffrey L Jauregui*, University of Pennsylvania
(107053229)

8:30 a.m.
Ricci flow and the holonomy group.
Brett Lawrence Kotschwar*, Max Planck Institute for Gravitational Physics
(107053247)

9:00 a.m.
Boundary regularity for minimizers of the Futaki invariant functional with constraints.
Nam Q Le*, Department of Mathematics, Columbia Univeristy
Ovidiu Savin, Department of Mathematics, Columbia Univeristy
(107035183)

9:30 a.m.
On the local solvability of the Nirenberg problem on $\mathbb S^2$.
ZhengChao Han*, Department of Mathematics, Rutgers University, Piscataway, NJ 08854
YanYan Li, Department of Mathematics, Rutgers University, Piscataway, NJ 08854
(107035196)

10:30 a.m.
Rigidity results for complete noncompact manifolds.
Ovidiu Munteanu*, Columbia University
(10705372)

Sunday April 10, 2011, 8:00 a.m.10:50 a.m.
Special Session on Topological, Geometric, and Quantum Invariants of 3manifolds, III
Rm 118, Beven Hall Organizers: David Damiano, College of the Holy Cross Scott Taylor, Colby College Helen Wong, Carleton College hwong@carleton.edu

8:00 a.m.
On the categorification of skein modules and algebras.
Uwe Kaiser*, Boise State University
(107057278)

8:30 a.m.
Irreducibility properties of modular representations of mapping class groups arising in TQFT.
Patrick M Gilmer*, Louisiana State University
Gregor Masbaum, Institut de Mathematiques de Jussieu
(10705768)

9:00 a.m.
Torsion, Apolynomial and quantum invariants of knots.
Charles D. Frohman, The University of Iowa
Joanna KaniaBartoszynska*, National Science Foundation
(107057310)

9:30 a.m.
Braid Group Representations with Finite Images.
Jennifer Franko Vasquez*, The University of Scranton
(107054323)

10:00 a.m.
Quantum Teichmüller theory and conformal field theory.
Julien Roger*, Rutgers University, New Brunswick
(107057333)

10:30 a.m.
First steps in coloured knot theory.
Daniel D Moskovich*, University of Toronto
(107057162)

Sunday April 10, 2011, 8:00 a.m.10:45 a.m.
Special Session on Undergraduate Research, III
Rm 155, Smith Laboratories Organizers: David Damiano, College of the Holy Cross Giuliana Davidoff, Mount Holyoke College Steve Levandosky, College of the Holy Cross Steven J. Miller, Williams College Steven.J.Miller@williams.edu

8:00 a.m.
The Origami Box Problem.
Brittany P. Baker*, Saint Michael's College
Patrick Dukes, Clemson University
Elias Halloran, Bard College
Anne Ho, Colorado State University
Audrey Hubbard, Ave Maria University
Alexander James, University of Nebraska at Omaha
Victoria McCoy, Yale University
Robert Rumely, University of Georgia
(107051215)

8:30 a.m.
Overtwisted Contact Structures.
Deirdre M Scully*, College of the Holy Cross
(10705478)

9:00 a.m.
A TwoDimensional PolyaType Map Filling a Pyramid.
Pan Liu*, Worcester Polytechnic Institute
(10702620)

9:30 a.m.
Isometries Of Geometric Spaces.
Marisa C Zemsky*, College of the Holy Cross
(107053149)

10:00 a.m.
Panel on Undergraduate Research.
Steven J Miller*, Williams College
Giuliana J Davidoff, Mount Holyoke College
John J Little, College of the Holy Cross
Amalia Culiuc, Mount Holyoke College
(107097277)

Sunday April 10, 2011, 8:30 a.m.10:50 a.m.
Special Session on Celestial Mechanics, III
Rm 359, Swords Hall Organizers: Glen R. Hall, Boston University Gareth E. Roberts, College of the Holy Cross groberts@radius.holycross.edu

Sunday April 10, 2011, 8:30 a.m.10:50 a.m.
Special Session on Combinatorial Representation Theory, III
Rm 101, ONeil Hall Organizers: Cristina Ballantine, College of the Holy Cross cballant@holycross.edu Rosa Orellana, Dartmouth College

8:30 a.m.
Flip algorithm: separating Bruhat paths into nice pieces.
Saúl A. Blanco*, Cornell University
(107005305)

9:00 a.m.
The omega involution on quasisymmetric functions.
Sarah K Mason*, Wake Forest University
Jeffrey Remmel, University of California at San Diego
(107005243)

9:30 a.m.
Quasisymmetric expansions of Schur plethysms.
Gregory S. Warrington*, University of Vermont
Nicholas Loehr, Virginia Tech
(10700594)

10:00 a.m.
The energy function on crystals via the alcove model.
Cristian Lenart*, State University of New York at Albany
Anne Schilling, University of California, Davis
(107005158)

10:30 a.m.
Infinite path and incidence (co)algebras: Frobenius and finiteness properties and new classes of quantum groups.
Sorin Dascalescu, University of Bucharest, Romania
Miodrag C Iovanov*, University of Southern California & University of Bucharest, Romania
Constantin Nastasescu, University of Bucharest, Romania
(10701624)

Sunday April 10, 2011, 8:30 a.m.10:45 a.m.
Special Session on Combinatorics of Coxeter Groups, III
Rm 123, ONeil Hall Organizers: Dana C. Ernst, Plymouth State University dcernst@plymouth.edu Matthew Macauley, Clemson University

8:30 a.m.
Classification of the Tavoiding permutations and generalizations to other Coxeter groups.
Joseph Cormier*, Plymouth State University
Dana C. Ernst, Plymouth State University
Zachariah Goldenberg, Plymouth State University
Jessica Kelly, Plymouth State University
Christopher Malbon, Plymouth State University
(107005286)

9:00 a.m.
Enumerating permutations containing few copies of 321 and 3412.
Daniel Daly*, Southeast Missouri State University
(107005191)

9:30 a.m.
Parking Modules.
Drew Armstrong*, University of Miami
Victor Reiner, University of Minnesota
Brendon Rhoades, Massachusetts Institute of Technology
(107005148)

10:00 a.m.
Groupoids with root systems.
Matthew J. Dyer*, University of Notre Dame
(107020163)

Sunday April 10, 2011, 8:30 a.m.10:50 a.m.
Special Session on History and Philosophy of Mathematics, III
Rm 112, ONeil Hall Organizers: James J. Tattersall, Providence College V. Frederick Rickey, United States Military Academy FredRickey@usma.edu

Sunday April 10, 2011, 8:30 a.m.10:45 a.m.
Special Session on Interactions between Dynamical Systems, Number Theory, and Combinatorics, III
Rm 321, Swords Hall Organizers: Vitaly Bergelson, The Ohio State University Dmitry Kleinbock, Brandeis University kleinboc@brandeis.edu

8:30 a.m.
Nonasymptotic results in the theory of open dynamical systems.
Leonid A Bunimovich, Georgia Institute of Technolgy
Alex Yurchenko*, Atlanta, GA
(10703738)

9:00 a.m.
Markov partitions, nondense orbits, games, and number theory.
Jimmy Tseng*, Ohio State University
(107037341)

9:30 a.m.
Schmidt's game, friendly measures and exceptional sets on fractals.
Lior Fishman*, Brandeis University
(107037127)

10:00 a.m.
Asymptotic theory of the admissible metrics in the measure spaces and scaling entropy.
Anatoly M. Vershik*, Steklov Institute at St.Petersburg, Fontanka 27, St.Petersburg,191023,Russia
(107037153)

Sunday April 10, 2011, 8:30 a.m.10:50 a.m.
Special Session on Number Theory, Arithmetic Topology, and Arithmetic Dynamics, III
Rm 328, Swords Hall Organizers: Michael Bush, Smith College mbush@smith.edu Farshid Hajir, University of Massachusetts, Amherst Rafe Jones, College of the Holy Cross

8:30 a.m.
Towards a dynamical PinkZilber conjecture.
Dragos Ghioca, University of British Columbia
LiangChung Hsia, National Central University, Taiwan
Thomas J Tucker*, University of Rochester
(107011314)

9:00 a.m.
Heuristics for pClass Towers of Imaginary Quadratic Fields.
Nigel Boston*, University of Wisconsin  Madison
Michael R. Bush, Smith College
Farshid Hajir, University of Massachusetts, Amherst
(107011281)

9:30 a.m.
Infinite class field towers.
Jing Long Hoelscher*, the University of Illinois at Chicago
(107011173)

10:00 a.m.
Infinite Hilbert Class Field Towers from a Single Ramified Prime.
Cameron McLeman*, University of Michigan  Flint
Kirti Joshi, University of Arizona
(107011269)

10:30 a.m.
Arithmetic of generalized Riunka polynomials.
John Cullinan*, Bard College
Allison Pacelli, Williams College
Zev Chonoles, Brown University
Fan Wei, MIT
Hannah Hausman, Williams College
Sean Pegado, Williams College
(107011137)

Sunday April 10, 2011, 8:30 a.m.10:20 a.m.
Special Session on Physically Inspired Higher Homotopy Algebra, III
Rm 302, Swords Hall Organizers: Thomas J. Lada, North Carolina State University lada@math.ncsu.edu Jim Stasheff, University of North Carolina, Chapel Hill

8:30 a.m.
Indelible grafting: species and graded Hopf operads.
Stefan Forcey*, University of Akron
Aaron Lauve, Loyola University Chicago
Frank Sottile, Texas A&M
(107005218)

9:00 a.m.
Deformations of bordered Riemann surfaces.
Satyan Devadoss*, Williams College
Timothy Heath, Columbia University
Cid Vipismakul, University of Texas, Austin
(10705213)

9:30 a.m.
MorseBott multicomplexes and cascades.
David E Hurtubise*, Penn State Altoona
(107055105)

10:00 a.m.
Whitneyform Finite Element Discretizations of Helicity Functionals: A Discrete Visual Understanding of Global Aspects.
P. Robert Kotiuga*, Boston University, ECE Dept.
(10705741)

Sunday April 10, 2011, 8:30 a.m.10:50 a.m.
Special Session on The Algebraic Geometry and Topology of Hyperplane Arrangements, III
Rm 105, Beven Hall Organizers: Graham Denham, University of Western Ontario Alexander I. Suciu, Northeastern University a.suciu@neu.edu

8:30 a.m.
Banach algebra and Hyperplane Arrangements.
Rongwei Yang*, SUNY at Albany
(10704693)

9:00 a.m.
On syzygies of the Jacobian ideal of a hyperplane arrangement.
Graham Denham, University of Western Ontario
Hal Schenck, University of Illinois
Mathias Schulze, Oklahoma State University
Max Wakefield*, US Naval Academy
Uli Walther, Purdue University
(107052327)

9:30 a.m.
A Geometric Proof for the SolomonTerao Formula.
Mehdi Garrousian*, University of Western Ontario
Graham Denham, University of Western Ontario
Mathias Schulze, Oklahoma State University
(107014231)

10:00 a.m.
Branched polymers and hyperplane arrangements.
Karola Meszaros*, MIT
Alexander Postnikov, MIT
(107005296)

10:30 a.m.
Characteristic varieties of quasiprojective manifolds and orbifolds.
Enrique Artal, Universidad de Zaragoza, Spain
Jose Cogolludo, Universidad de Zaragoza, Spain
Daniel Matei*, IMAR, Bucharest, Romania
(107032249)

Sunday April 10, 2011, 9:00 a.m.10:20 a.m.
Special Session on Geometric and Topological Problems in Curvature, III
Rm 225, Haberlin Hall Organizers: Megan Kerr, Wellesley College Stanley Chang, Wellesley College schang@wellesley.edu

Sunday April 10, 2011, 11:00 a.m.11:50 a.m.
Invited Address
Ergodic Ramsey theory: Dynamical systems at the service of combinatorics and number theory
Ballroom, Hogan Center
Vitaly Bergelson*, Ohio State University
(10703701)

Sunday April 10, 2011, 2:00 p.m.2:50 p.m.
Invited Address
What does a complex surface really look like?
Ballroom, Hogan Center
Walter D. Neumann*, Barnard College, Columbia University
(10705703)

Sunday April 10, 2011, 3:00 p.m.5:20 p.m.
Special Session on Combinatorics of Coxeter Groups, IV
Rm 123, ONeil Hall Organizers: Dana C. Ernst, Plymouth State University dcernst@plymouth.edu Matthew Macauley, Clemson University

Sunday April 10, 2011, 3:00 p.m.5:20 p.m.
Special Session on Complex Analysis and Banach Algebras, IV
Rm 154, Smith Laboratories Organizers: John T. Anderson, College of the Holy Cross anderson@radius.holycross.edu Alexander J. Izzo, Bowling Green State University

Sunday April 10, 2011, 3:00 p.m.4:50 p.m.
Special Session on Geometry and Applications of 3Manifolds, III
Rm 125, Beven Hall Organizers: Abhijit Champanerkar, College of Staten Island, CUNY abhijit@math.csi.cuny.edu Ilya Kofman, College of Staten Island, CUNY Walter Neumann, Barnard College, Columbia University

Sunday April 10, 2011, 3:00 p.m.5:15 p.m.
Special Session on Interactions between Dynamical Systems, Number Theory, and Combinatorics, IV
Rm 321, Swords Hall Organizers: Vitaly Bergelson, The Ohio State University Dmitry Kleinbock, Brandeis University kleinboc@brandeis.edu

Sunday April 10, 2011, 3:00 p.m.5:20 p.m.
Special Session on The Algebraic Geometry and Topology of Hyperplane Arrangements, IV
Rm 105, Beven Hall Organizers: Graham Denham, University of Western Ontario Alexander I. Suciu, Northeastern University a.suciu@neu.edu

Sunday April 10, 2011, 3:00 p.m.5:20 p.m.
Special Session on Undergraduate Research, IV
Rm 155, Smith Laboratories Organizers: David Damiano, College of the Holy Cross Giuliana Davidoff, Mount Holyoke College Steve Levandosky, College of the Holy Cross Steven J. Miller, Williams College Steven.J.Miller@williams.edu

Sunday April 10, 2011, 3:00 p.m.3:55 p.m.
Session for Contributed Papers, II
Rm 118, Beven Hall

3:00 p.m.
A fractional reaction diffusion model for tumor development as a result of deformation (destruction) of biological protein materials (BPM) in the body.
Atabong T Agendia*, Madonna University Nigeria
M O Oyesanya, University of Nigeria, Nsukka
G A Ngwa, University of Buea, Cameroon
(10701619)

3:15 p.m.
on KdV and KP type equations with bounded initial data and introduction of a new dispersive term representing viscosity of the fluid.
Timothy A. Smith*, Embry Riddle Aeronautical University
(10703579)

3:30 p.m.
Some Existence Results for Equations with Degenerate Dispersion.
David M. Ambrose*, Drexel University, Department of Mathematics
J. Douglas Wright, Drexel University, Department of Mathematics
(10703516)

3:45 p.m.
Analytic study on nonlinear fractional partial differential equations.
Muhammet Kurulay*, University of Connecticut
(10703543)
Inquiries: meet@ams.org

