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Current as of Sunday, October 23, 2011 00:29:39

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Program  ·  Deadlines  ·  Registration/Housing/Etc.
Special Event or Lecture  ·  Inquiries: meet@ams.org

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2011 Fall Central Section Meeting
University of Nebraska-Lincoln, Lincoln, NE
October 14-16, 2011 (Friday - Sunday)
Meeting #1074

Associate secretaries:

Georgia Benkart, AMS benkart@math.wisc.edu

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Friday October 14, 2011

• Friday October 14, 2011, 2:00 p.m.-6:00 p.m.
  Book sale and exhibit.
  B-13 Math Resource Room, Avery Hall
• Friday October 14, 2011, 2:00 p.m.-6:00 p.m.
  Sectional Meeting Registration.
  Lobby Area - Level 0 - Avery Hall, Avery Hall
• Friday October 14, 2011, 2:55 p.m.-3:45 p.m.
  Invited Address
  Entropy theory for actions of sofic groups.
  Room 115, Avery Hall
  Lewis P. Bowen*, Texas A&M University
  (1074-37-01)
• Friday October 14, 2011, 4:00 p.m.-5:50 p.m.
  Special Session on Algorithmic and Geometric Properties of Groups and Semigroups, I
  Room 119, Avery Hall
  Organizers:
  Susan Hermiller, University of Nebraska-Lincoln shermiller2@math.unl.edu
  John Meakin, University of Nebraska-Lincoln
  

  • 4:00 p.m.
    Cayley automatic groups are not necessarily Cayley biautomatic.
    Alexei Miasnikov, Stevens Institute of Technology
    Zoran Sunic*, Texas A&M Univerrsity
    (1074-20-105)
  • 4:30 p.m.
    Using Composition Trees for calculations with groups.
    Alexander J Hulpke*, Colorado State University
    (1074-20-220)
  • 5:00 p.m.
    A decade of using non-commutative groups in cryptography.
    Delaram Kahrobaei*, City University of New York (CUNY Graduate Center and City Tech)
    (1074-20-107)
  • 5:30 p.m.
    Complexity of Group Theoretic Algorithms.
    Robert H Gilman*, Stevens Institute of Technology
    (1074-20-185)
• Friday October 14, 2011, 4:00 p.m.-5:50 p.m.
  Special Session on Association Schemes and Related Topics, I
  Room 108, Avery Hall
  Organizers:
  Sung Y. Song, Iowa State University sysong@iastate.edu
  Paul Terwilliger, University of Wisconsin Madison
  

  • 4:00 p.m.
    Difference Sets and Association Schemes.
    James A. Davis*, University of Richmond
    (1074-05-52)
  • 4:30 p.m.
    Constructions of Vertex Transitive Directed Strongly Regular Graphs.
    Oktay Olmez*, Iowa State University
    (1074-00-110)
  • 5:00 p.m.
    Hypergroups.
    Paul-Hermann Zieschang*, Department of Mathematics, University of Texas, Brownsville 78520 TX
    (1074-20-06)
  • 5:30 p.m.
    On wreath products of $C$-algebras, table algebras, and association schemes.
    Bangteng Xu*, Eastern Kentucky University
    (1074-05-17)
• Friday October 14, 2011, 4:00 p.m.-5:50 p.m.
  Special Session on Asymptotic Behavior and Regularity for Nonlinear Evolution Equations, I
  Room 204, Burnett Hall
  Organizers:
  Petronela Radu, University of Nebraska-Lincoln pradu@math.unl.edu
  Lorena Bociu, University of Nebraska-Lincoln
  

  • 4:00 p.m.
    A new approach to nonlocal advection.
    Michael L Parks*, Sandia National Laboratories
    (1074-65-75)
  • 4:30 p.m.
    Peridynamics as a Multiscale Material Model.
    Pablo Seleson*, The University of Texas at Austin
    (1074-74-254)
  • 5:00 p.m.
    Peridynamic transient heat flow in bodies with evolving discontinuities.
    Florin Bobaru*, University of Nebraska-Lincoln
    Monchai Duangpanya, University of Nebraska-Lincoln
    (1074-80-276)
  • 5:30 p.m.
    Numerical Simulation of Nonlinear Peridynamic models.
    Qiang Du, Department of Mathematics, Penn State University, University Park
    Kun Zhou*, Department of Mathematics, Penn State University
    (1074-00-258)
• Friday October 14, 2011, 4:00 p.m.-5:50 p.m.
  Special Session on Coding Theory, I
  Room 110, Avery Hall
  Organizers:
  Christine Kelley, University of Nebraska-Lincoln ckelley2@math.unl.edu
  Judy Walker, University of Nebraska-Lincoln
  

  • 4:00 p.m.
    Relative One-Weight Codes.
    Jay A. Wood*, Western Michigan University
    (1074-94-118)
  • 4:30 p.m.
    Efficient computations with Witt vectors.
    Luis Finotti*, University of Tennessee
    (1074-11-41)
  • 5:00 p.m.
    The Extension Theorem on Additive Codes over Finite Abelian Groups.
    Xiaoyu Liu*, Wright State University
    (1074-94-222)
  • 5:30 p.m.
    Equivalence and Duality for Rank-Metric and Matrix Codes.
    Katherine Morrison*, University of Nebraska -- Lincoln
    (1074-94-108)
• Friday October 14, 2011, 4:00 p.m.-5:50 p.m.
  Special Session on Commutative Algebra, I
  Room 107, Burnett Hall
  Organizers:
  Christina Eubanks-Turner, University of Louisiana at Lafayette ceturner@louisiana.edu
  Aihua Li, Montclair State University
  

  • 4:00 p.m.
    The torsion free cancellation problem for the integral group ring $\mathbb{Z} D_{16}$.
    Ryan Karr*, Jupiter, Florida
    (1074-13-209)
  • 4:30 p.m.
    How do maximal Cohen-Macaulay modules behave over rings of infinite Cohen-Macaulay type?
    Silvia Saccon*, The University of Arizona
    Nicholas R. Baeth, University of Central Missouri
    (1074-13-198)
  • 5:00 p.m.
    Factorization theory and decompositions of modules.
    Nicholas R Baeth*, University of Central Missouri
    (1074-13-71)
  • 5:30 p.m.
    Prime ideals in mixed polynomial and power series rings.
    Ela Celikbas*, University of Nebraska-Lincoln
    (1074-13-269)
• Friday October 14, 2011, 4:00 p.m.-5:45 p.m.
  Special Session on Computational and Applied Mathematics, I
  Room 124, Burnett Hall
  Organizers:
  Ludwig Kohaupt, Beuth University of Technology Berlin, Germany kohaupt@bht-berlin.de
  Yan Wu, Georgia Southern University
  

  • 4:00 p.m.
    Optimal Bounds for dynamical technical systems of the formx2D9x=A(t)x+h(t,x)+g(t),x(t0)=x0 -Basic ideas and open questions -.
    Ludwig Kohaupt*, Beuth University of Technology Berlin
    (1074-00-07)
  • 5:00 p.m.
    Scale Invariant Kinetic Theory of Ideal Gas, Riemann Hypothesis,and Trisection Problem.
    Siavash H Sohrab*, Northwestern University
    (1074-00-131)
• Friday October 14, 2011, 4:00 p.m.-5:50 p.m.
  Special Session on Continuous and Numerical Analysis in the Control of PDE's, I
  Room 203, Burnett Hall
  Organizers:
  George Avalos, University of Nebraska-Lincoln
  Mohammad Rammaha, University of Nebraska-Lincoln
  Daniel Toundykov, University of Nebraska-Lincoln dtoundykov2@unl.edu
  

  • 4:00 p.m.
    Studies of a model in X-ray dark-field tomography.
    Weimin Han*, Department of Mathematics, University of Iowa, Iowa City, IA 52242, USA
    (1074-65-35)
  • 4:30 p.m.
    Linear stability analysis for traveling waves of second order in time PDE's.
    Milena Stanislavova*, University of Kansas
    Atanas Stefanov, University of Kansas
    (1074-35-241)
  • 5:00 p.m.
    Multi-Dimensional Stability of Discrete Traveling Waves.
    Erik S Van Vleck*, University of Kansas
    (1074-35-182)
  • 5:30 p.m.
    Asymptotic behavior of a determining form for the 2D Navier-Stokes equations.
    Ciprian Foias, Texas A&M University
    Michael Jolly*, Indiana University
    Rostyslav Kravchenko, University of Chicago
    Edriss Titi, University of California Irvine, Weizmann Institute
    (1074-35-281)
• Friday October 14, 2011, 4:00 p.m.-5:50 p.m.
  Special Session on Discrete Methods and Models in Biomathematics, I
  Room 121, Burnett Hall
  Organizers:
  Dora Matache, University of Nebraska-Omaha
  Jim Rogers, University of Nebraska-Omaha
  Alan Veliz-Cuba, University of Nebraska-Lincoln aveliz-cuba2@unl.edu
  

  • 4:00 p.m.
    Characterizing and Modeling the Microarchitecture of Mother-of-Pearl.
    Susan N Coppersmith*, Physics Department, University of Wisconsin-Madison
    (1074-92-270)
  • 4:30 p.m.
    Strings, Trees, and RNA Folding.
    Christine E Heitsch*, School of Mathematics, Georgia Institute of Technology
    (1074-92-252)
  • 5:00 p.m.
    Reconstructing the parameters of a phylogenetic network from its tree-average distances.
    Stephen J Willson*, Iowa State University
    (1074-92-21)
  • 5:30 p.m.
    Applications and Pitfalls of Structured Population Models in Ecology.
    Brigitte Tenhumberg*, University of Nebraska-Lincoln
    (1074-92-129)
• Friday October 14, 2011, 4:00 p.m.-5:50 p.m.
  Special Session on Dynamic Systems on Time Scales with Applications, I
  Room 118, Burnett Hall
  Organizers:
  Lynn Erbe, University of Nebraska-Lincoln lerbe@math.unl.edu
  Allan Peterson, University of Nebraska-Lincoln
  

  • 4:00 p.m.
    Time Scales Ostrowski and Grüss Type Inequalities involving Three Functions.
    Elvan Akin-Bohner, Missouri S&T
    Martin Bohner*, Missouri S&T
    Thomas Matthews, Missouri S&T
    (1074-34-180)
  • 4:30 p.m.
    Oscillation of Even Order Nonlinear Delay Dynamic Equations on Time Scales.
    Raziye Mert*, Çankaya University, Department of Mathematics and Computer Science, 06530, Ankara,Turkey
    Ağacık Zafer, Middle East Technical University, Department of Mathematics, 06531, Ankara, Turkey
    (1074-34-94)
  • 5:00 p.m.
    Some results on the stability of the generalized exponential function on time scales.
    Chris R Ahrendt*, University of Wisconsin-Eau Claire
    Kevin A Ahrendt, University of Nebraska-Lincoln
    (1074-39-96)
  • 5:30 p.m.
    Almost oscillatory three-dimensional dynamical systems.
    Elvan Akin Bohner*, Missouri University S&T
    Zuzana Dosla, Masaryk University Brno
    Bonita Lawrence, Marshall University Huntington
    (1074-37-158)
• Friday October 14, 2011, 4:00 p.m.-5:50 p.m.
  Special Session on Dynamical Systems and Operator Algebras, I
  Room 119, Burnett Hall
  Organizers:
  Lewis Bowen, Texas A&M University lpbowen@math.tamu.edu
  David Kerr, Texas A&M University
  

  • 4:00 p.m.
    Polynomial Odometers.
    Sarah B Frick, Furman University
    Nicholas S Ormes*, University of Denver
    (1074-37-314)
  • 4:30 p.m.
    The variational principle for topological pressures of actions by sofic groups.
    Nhan-Phu Chung*, Department of Mathematics, SUNY at Buffalo
    (1074-37-119)
  • 5:00 p.m.
    Tilings without finite local complexity.
    Lorenzo A Sadun*, University of Texas
    (1074-37-43)
  • 5:30 p.m.
    Rigidity of Roe algebras.
    Rufus Willett*, University of Hawaii
    (1074-47-91)
• Friday October 14, 2011, 4:00 p.m.-5:50 p.m.
  Special Session on Extremal and Probabilistic Combinatorics, I
  Room 118, Avery Hall
  Organizers:
  Stephen Hartke, University of Nebraska-Lincoln hartke@math.unl.edu
  Jamie Radcliffe, University of Nebraska-Lincoln
  

  • 4:00 p.m.
    Hitting random set systems.
    Anant Godbole*, East Tennessee State University (ETSU)
    Jessie Deering, ETSU
    William Jamieson, ETSU
    Lucia Petito, University of Rochester
    (1074-05-44)
  • 4:30 p.m.
    The maximum size of a Sidon set contained in a sparse random set of integers.
    Yoshiharu Kohayakawa, IME, University of Sao Paulo
    Sangjune Lee*, Department of Math and CS, Emory University
    Vojtech Rodl, Department of Math and CS, Emory University
    (1074-05-36)
  • 5:00 p.m.
    Identification of strategies for liar-type games via discrepancy from their linear approximations.
    Joshua N. Cooper, University of South Carolina
    Robert B. Ellis*, Illinois Institute of Technology
    Daniel Tietzer, Illinois Institute of Technology
    James Williamson, Illinois Institute of Technology
    (1074-05-271)
  • 5:30 p.m.
    Cops and Robbers on Geometric Graphs.
    Andrew Beveridge*, Macalester College
    Andrzej Dudek, Western Michigan University
    Alan Frieze, Carnegie Mellon University
    Tobias Mueller, Centrum voor Wiskunde en Informatica
    (1074-05-227)
• Friday October 14, 2011, 4:00 p.m.-5:50 p.m.
  Special Session on Invariants in Knot Theory and Low-dimensional Topology, I
  Room 109, Avery Hall
  Organizers:
  Mark Brittenham, University of Nebraska-Lincoln mbrittenham2@math.unl.edu
  Robert Todd, University of Nebraska-Omaha rtodd@unomaha.edu
  

  • 4:00 p.m.
    Width is not additive.
    Ryan Blair, University of Pennsylvania
    Maggy Tomova*, The University of Iowa
    (1074-57-242)
  • 4:30 p.m.
    A categorification of the Tutte polynomial.
    Moshe Cohen, Bar-Ilan University
    Adam Lowrance*, University of Iowa
    (1074-57-196)
  • 5:00 p.m.
    Right-veering automorphisms of surfaces and overtwisted contact structures.
    Rachel Roberts*, Washington University in St Louis
    William H. Kazez, University of Georgia
    (1074-57-224)
  • 5:30 p.m.
    Cosmetic surgery on links and the link volume of hyperbolic 3-manifolds.
    Yo'av Rieck*, University of Arkansas
    Yasushi Yamashita, Nara Women's University
    (1074-57-151)
• Friday October 14, 2011, 4:00 p.m.-5:50 p.m.
  Special Session on Local Commutative Algebra, I
  Room 103, Burnett Hall
  Organizers:
  H. Ananthnarayan, University of Nebraska-Lincoln ahariharan2@math.unl.edu
  Inês B. Henriques, University of California Riverside
  Hamid Rahmati, Syracuse University
  

  • 4:00 p.m.
    Bounds on the first Hilbert coefficient.
    Craig Huneke*, University of Kansas
    Krishna Hanumanthu, Chennai Mathematical Institute
    (1074-13-57)
  • 4:30 p.m.
    Graded Cohen-Macaulayness for rings graded by arbitrary abelian groups.
    Brian Johnson*, University of Nebraska-Lincoln
    (1074-13-244)
  • 5:00 p.m.
    Regularity and Gorensteinness of fiber cone.
    Jayanthan V Aryampilly*, Indian Institute of Technology Madras, INDIA.
    (1074-13-117)
  • 5:30 p.m.
    Some relations between countable Cohen-Macaulay representation type and super-streched.
    Branden Stone*, University of Kansas
    (1074-13-316)
• Friday October 14, 2011, 4:00 p.m.-5:45 p.m.
  Special Session on Quantum Groups and Representation Theory, I
  Room 111, Avery Hall
  Organizers:
  Jonathan Kujawa, University of Oklahoma kujawa@ou.edu
  Natasha Rozhkovskaya, Kansas State University
  

  • 4:00 p.m.
    Representations of quantum affine groups.
    Evgeny Mukhin*, Indiana University Purdue University Indianapolis
    (1074-22-164)
  • 5:00 p.m.
    Capelli-type identities and duality of Bethe algebras.
    Vitaly Tarasov*, Department of Mathematical Sciences, Indiana University -- Purdue University Indianapolis
    (1074-17-266)
• Friday October 14, 2011, 4:00 p.m.-5:50 p.m.
  Special Session on Recent Progress in Operator Algebras, I
  Room 120, Burnett Hall
  Organizers:
  Allan P. Donsig, University of Nebraska-Lincoln adonsig1@unl.edu
  David R. Pitts, University of Nebraska-Lincoln
  

  • 4:00 p.m.
    Invariants for operator algebras of topological dynamics (Preliminary Report).
    Benton L Duncan*, North Dakota State University
    (1074-46-54)
  • 4:30 p.m.
    Spectral triples for equicontinuous actions and metrics on state spaces.
    Kamran Reihani*, Department of Mathematics, University of Kansas
    (1074-46-58)
  • 5:00 p.m.
    Pseudo Diagonals of C*-Algebras.
    Gabriel Nagy, Kansas State University
    Sarah A Reznikoff*, Kansas State University
    (1074-46-333)
  • 5:30 p.m.
    Operator algebras from abelian semigroup actions.
    Justin R Peters*, Iowa State University
    (1074-47-186)
• Friday October 14, 2011, 5:00 p.m.-5:50 p.m.
  Special Session on Matrices and Graphs, I
  Room 112, Avery Hall
  Organizers:
  In-Jae Kim, Minnesota State University in-jae.kim@mnsu.edu
  Adam Berliner, St. Olaf College
  Leslie Hogben, Iowa State University
  Bryan Shader, University of Wyoming
  

  • 5:00 p.m.
    Positive semidefinite maximum nullity is equal to positive semidefinite zero forcing number for partial $2$-trees.
    Jason Ekstrand, Department of Mathematics, Iowa State University
    Craig Erickson*, Department of Mathematics, Iowa State University
    Diana Hay, Department of Mathematics, Iowa State University
    Leslie Hogben, Department of Mathematics, Iowa State University
    Jolie Roat, Department of Mathematics, Iowa State University
    (1074-05-153)
  • 5:30 p.m.
    Positive Semidefinite Zero Forcing.
    Travis A. Peters*, Iowa State University
    (1074-15-64)
• Friday October 14, 2011, 8:30 p.m.-9:30 p.m.
  Graduate Student Poster Session
  Ballroom, Downtown Holiday Inn
  

Inquiries: meet@ams.org

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