AMS Sectional Meeting Program by Day

Current as of Saturday, October 29, 2005 01:24:04

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

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2005 Fall Central Section Meeting
Lincoln, NE, October 21-23, 2005
Meeting #1011

Associate secretaries:
Susan J Friedlander, AMS susan@math.northwestern.edu

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Friday October 21, 2005

• Friday October 21, 2005, 8:30 a.m.-10:50 a.m.
  Special Session on Randomness in Computation, I
  Room 347, Avery Hall
  Organizers:
  John M. Hitchcock, University of Wyoming jhitchco@cs.uwyo.edu
  Aduri Pavan, Iowa State University pavan@cs.iastate.edu
  Vinodchandran Variyam, University of Nebraska-Lincoln vinod@cse.unl.edu
  

  • 8:30 a.m.
    Quadratic Lower Bounds on Matrix Rigidity.
    Satyanarayana V. Lokam*, Microsoft Research, Redmond, WA
    (1011-68-177)
  • 9:00 a.m.
    Reconstructive Dispersers and Hitting Set Generators.
    Christopher Umans*, Computer Science Dept., Caltech, Pasadena CA
    (1011-68-269)
  • 9:30 a.m.
    If NP languages are hard on the worst-case then it is easy to find their hard instances.
    Dan Gutfreund, Hebrew University
    Ronen Shaltiel, University of Haifa
    Amnon Ta-Shma*, Tel-Aviv University
    (1011-68-355)
  • 10:00 a.m.
    Dimensions of Copeland-Erd\"os Sequences.
    Jack H. Lutz*, Department of Computer Science, Iowa State University
    (1011-68-292)
  • 10:30 a.m.
    Finite-State Dimension and Relative Frequencies.
    Xiaoyang Gu*, Department of Computer Science, Iowa State University
    (1011-68-337)
• Friday October 21, 2005, 12:00 p.m.-5:00 p.m.
  Meeting Registration
  Room 13B, Avery Hall
• Friday October 21, 2005, 12:00 p.m.-5:00 p.m.
  Exhibit and Book Sale
  Room 13B, Avery Hall
• Friday October 21, 2005, 1:45 p.m.-3:40 p.m.
  Special Session on Combinatorial Matrix Theory, I
  Room 120, Burnett Hall
  Organizers:
  Leslie Hogben, Iowa State University lhogben@iastate.edu
  Bryan L. Shader, University of Wyoming bshader@uwyo.edu
  

  • 1:45 p.m.
    Sign patterns, inverses, and generalized inverses.
    Thomas Britz, Technical University of Denmark
    Dale Olesky, Department of Computer Science, University of Victoria, Canada
    Pauline vanden Driessche, Department of Mathematics, University of Victoria, Canada
    Bryan L. Shader*, Mathematics Department, University of Wyoming
    (1011-15-137)
  • 2:15 p.m.
    On Spectrally Arbitrary Patterns.
    Michael S. Cavers, Univeristy of Waterloo
    In-Jae Kim, University of Wyoming
    Bryan L. Shader, University of Wyoming
    Kevin N. Vander Meulen*, Redeemer University College
    (1011-15-106)
  • 2:45 p.m.
    Spectrally Arbitrary Zero-Nonzero Patterns.
    Judith J McDonald*, Washington State University
    (1011-15-159)
  • 3:15 p.m.
    Ray Patterns, Determinants and Inversion.
    Jeffrey Stuart*, Pacific Lutheran University
    (1011-15-179)
• Friday October 21, 2005, 1:45 p.m.-3:35 p.m.
  Special Session on Geometry of Differential Equations, I
  Room 304, Oldfather Hall
  Organizers:
  Jeanne Nielsen Clelland, University of Colorado Jeanne.Clelland@Colorado.EDU
  Irina A. Kogan, North Carolina State University iakogan@ncsu.edu
  Zhijun Qiao, University of Texas-Pan American qiao@utpa.edu
  

  • 1:45 p.m.
    On the two-phase Stefan problem.
    Marianne K. Korten, Kansas State University
    Charles N. Moore*, Kansas State University
    (1011-35-15)
  • 2:15 p.m.
    Existence, uniqueness and regularity of the free boundary in the Hele-Shaw problem with a degenerate phase.
    Ivan Blank, Worcester Polytechnic Institute
    Marianne Korten*, Kansas State University
    Charles Moore, Kansas State University
    (1011-35-16)
  • 2:45 p.m.
    The Finsler-Landsberg problem again.
    Gerard Thompson*, Department of Mathematics, The University of Toledo, 2801 W Bancroft St, Toledo, OH 43606
    (1011-53-302)
  • 3:15 p.m.
    Partial Differential Equations which Admit Integrable Systems.
    Paul Bracken*, University of Texas
    (1011-53-26)
• Friday October 21, 2005, 1:45 p.m.-3:35 p.m.
  Special Session on Nonlinear Analysis and Control of Partial Differential Equations, I
  Room 204, Burnett Hall
  Organizers:
  George Avalos, University of Nebraska-Lincoln gavalos@math.unl.edu
  Petronela Radu, University of Nebraska-Lincoln pradu@math.unl.edu
  Mohammad A. Rammaha, University of Nebraska-Lincoln rammaha@math.unl.edu
  Richard L. Rebarber, University of Nebraska-Lincoln rrebarbe@math.unl.edu
  

  • 1:45 p.m.
    Null Boundary Control: Heat and Schrodinger Equations in One Shot?
    Walter Littman*, University of Minnesota
    (1011-35-198)
  • 2:15 p.m.
    Global Stabilization of the Generalized Korteweg-de Vries Equation Posed on a Finite Domain.
    Lionel Rosier, Institut Elie Cartan, Universit\'e Nancy I
    Bingyu Zhang*, Departmental of mathematical Sciences, University of Cincinnati
    (1011-35-241)
  • 2:45 p.m.
    An Overview of Modelling Challenges for a Nonlinear Plate-Beam Model.
    Mary Ann Horn*, Vanderbilt University
    (1011-93-370)
  • 3:15 p.m.
    Analyticity and Stability of Semigroups of Multilayer Mead-Markus Beam and Plate Models.
    Scott Hansen*, Iowa State University
    George Avalos, University of Nebraska-Lincoln
    (1011-93-126)
• Friday October 21, 2005, 1:45 p.m.-3:40 p.m.
  Special Session on Mathematical Education of Teachers, I
  Room 119, Burnett Hall
  Organizers:
  W. James Lewis, University of Nebraska-Lincoln jlewis@math.unl.edu
  Cheryl Lynn Olsen, Shippensburg University of Pennsylvania clolse@ship.edu
  Ira J. Papick, University of Missouri-Columbia papicki@missouri.edu
  

  • 1:45 p.m.
    The Mathematics Semester: A Mathematics - Mathematics Education Partnership at the University of Nebraska - Lincoln.
    Ruth M. Heaton*, University of Nebraska-Lincoln
    Jim Lewis, University of Nebraska-Lincoln
    (1011-97-300)
  • 2:15 p.m.
    PMET at PCMI.
    William McCallum*, University of Arizona
    (1011-97-230)
  • 2:45 p.m.
    GeoSET: An Inquiry-based Geometry Curriculum for Prospective Elementary Teachers.
    John Wolfe*, Oklahoma State University
    (1011-97-375)
  • 3:15 p.m.
    Integrating children's thinking in a mathematics content course for future elementary teachers.
    Ekaterina Lioutikova*, Saint Joseph College
    (1011-97-210)
• Friday October 21, 2005, 1:45 p.m.-3:30 p.m.
  Special Session on K-Theory and Algebraic Cycles, I
  Room 109, Avery Hall
  Organizers:
  Christian Haesemeyer, University of Illinois at Urbana-Champaign chh@math.uiuc.edu
  Gregory Grant Piepmeyer, University of Nebraska-Lincoln gpiepmey@math.unl.edu
  Mark Edward Walker, University of Nebraska-Lincoln mwalker@math.unl.edu
  

  • 1:45 p.m.
    Semi-topological K-theory of rationally connected threefolds.
    Mircea Voineagu*, Northwestern University
    (1011-19-280)
  • 2:15 p.m.
    Etale BP, with applications to quadratic forms.
    Daniel C Isaksen*, Wayne State University
    (1011-55-213)
  • 2:45 p.m.
    Cohomology of Bifunctors.
    Vincent Franjou, Laboratoire Jean Leray, Universit\'e de Nantes
    Eric M. Friedlander*, Department of Mathematics, Northwestern University
    (1011-18-207)
• Friday October 21, 2005, 1:45 p.m.-3:35 p.m.
  Special Session on Calculus of Variations, I
  Room 203, Burnett Hall
  Organizers:
  Mikil Foss, University of Nebraska-Lincoln mfoss@math.unl.edu
  Giovanni Leoni, Carnegie Mellon University giovanni@andrew.cmu.edu
  

  • 1:45 p.m.
    New variational principles for models of dielectric breakdown and polycrystal plasticity.
    Marian Bocea*, University of Utah
    (1011-49-46)
  • 2:15 p.m.
    Variational Methods in the Study of Imaging, Foams, Quantum Dots ... and More.
    Irene Fonseca*, Carnegie Mellon University
    (1011-49-39)
  • 2:45 p.m.
    On the extension of Lipschitz maps.
    B. Dacorogna*, Ecole Polytechnique Federale de Lausanne
    (1011-35-378)
  • 3:15 p.m.
    Necessary Conditions for a Minimum at a Radial Cavitating Singularity in Nonlinear Elasticity.
    S. J. Spector*, Southern Illinois University Carbondale
    J. Sivaloganathan, University of Bath
    (1011-49-41)
• Friday October 21, 2005, 1:45 p.m.-3:35 p.m.
  Special Session on Undergraduate Research, I
  Room 110, Avery Hall
  Organizers:
  Richard L. Rebarber, University of Nebraska-Lincoln rrebarbe@math.unl.edu
  Gordon S. Woodward, University of Nebraska-Lincoln gwoodwar@math.unl.edu
  

  • 1:45 p.m.
    Energy Measures on the Sierpinski Gasket.
    Jonas Azzam*, University of Nebraska-Lincoln
    (1011-30-310)
  • 2:15 p.m.
    The Tree Congestion of Graphs.
    Diana Carr*, Central College, Pella, IA
    (1011-05-329)
  • 2:45 p.m.
    Patterns in Genetic Data.
    Leanne Hicks*, University of Nebraska-Lincoln
    Brian Van Koten, Pitzer College
    Aya Mitani, Pitzer College
    (1011-92-357)
  • 3:15 p.m.
    A Birfurcation in the two by two linear system.
    Steven Spriggs*, University of Nebraska-Lincoln
    (1011-34-352)
• Friday October 21, 2005, 1:45 p.m.-3:35 p.m.
  Special Session on Universal Algebra and Order, I
  Room 208, Oldfather Hall
  Organizers:
  Jonathan D. Farley, Harvard University lattice@math.harvard.edu
  John William Snow, Sam Houston State University jsnow@shsu.edu
  Japheth L. M. Wood, Chatham College jwood@chatham.edu
  

  • 1:45 p.m.
    Algebraic characterizations for topological separation properties.
    Wolfram Bentz*, University of Waterloo
    (1011-06-130)
  • 2:15 p.m.
    Relation Algebras and Weak Representationis.
    Jeremy F Alm*, Iowa State University
    (1011-03-349)
  • 2:45 p.m.
    Message Authentication Codes and Quasigroup.
    Kristen Meyer*, Iowa State University
    (1011-17-168)
  • 3:15 p.m.
    Duality for central algebras.
    Jonathan D.H. Smith*, Department of Mathematics, Iowa State University
    (1011-08-173)
• Friday October 21, 2005, 1:45 p.m.-3:35 p.m.
  Special Session on Scattering and Spectral Problems in Geometry, I
  Room 307, Oldfather Hall
  Organizers:
  Peter A. Perry, University of Kentucky perry@ms.uky.edu
  Alejandro Uribe, University of Michigan uribe@umich.edu
  

  • 2:15 p.m.
    Some Results Concerning Periodic Operators in High Contrast Media.
    J L Selden*, University of Northern Iowa
    (1011-35-360)
  • 2:45 p.m.
    Exotic expansions and pathological properties of $\zeta$-functions on conic manifolds.
    Paul Loya*, Binghamton University (SUNY)
    Klaus Kirsten, Baylor University
    Jinsung Park, Korea Institute for Advanced Study
    (1011-58-91)
  • 3:15 p.m.
    Rays of minimal growth for elliptic cone operators.
    Juan B. Gil, Penn State Altoona
    Thomas Krainer, Univerist\"at Potsdam, Germany
    Gerardo A. Mendoza*, Temple University
    (1011-58-89)
• Friday October 21, 2005, 1:45 p.m.-3:30 p.m.
  Special Session on Commutative Algebra and Representation Theory of Noetherian Rings, I
  Room 106, Avery Hall
  Organizers:
  Lars Winther Christensen, University of Nebraska-Lincoln winther@math.unl.edu
  Srikanth B. Iyengar, University of Nebraska-Lincoln iyengar@math.unl.edu
  Sean M. Sather-Wagstaff, California State University, Dominguez Hills swagstaff@math.unl.edu
  Roger A. Wiegand, University of Nebraska-Lincoln rwiegand@math.unl.edu
  Sylvia Margaret Wiegand, University of Nebraska-Lincoln swiegand@math.unl.edu
  

  • 1:45 p.m.
    Linkage theory of monomial ideals.
    Craig Huneke*, University of Kansas
    Bernd Ulrich, Purdue University
    (1011-13-147)
  • 2:45 p.m.
    Cohen-Macaulay Endomorphism Rings.
    Graham J Leuschke*, Syracuse University
    (1011-13-340)
• Friday October 21, 2005, 1:45 p.m.-3:35 p.m.
  Special Session on Recent Progress in Operator Algebras, I
  Room 205, Burnett Hall
  Organizers:
  Allan P. Donsig, University of Nebraska-Lincoln adonsig@math.unl.edu
  David R. Pitts, University of Nebraska-Lincoln dpitts@math.unl.edu
  

  • 1:45 p.m.
    Extension and Dilation Theorems for Operators Satisfying Relations.
    David Opela*, Dept. of Mathematics, Washington University in St. Louis
    (1011-47-114)
  • 2:15 p.m.
    Equivalence of groupoids associated to higher-rank graphs with and without sources.
    Cynthia Farthing*, University of Nebraska, Lincoln
    (1011-46-124)
  • 2:45 p.m.
    Tensor algebras of C*-correspondences and their C*-envelopes.
    Elias Katsoulis*, Department of Mathematics, East Carolina University
    David Kribs, Department of Mathematics, University of Guelph
    (1011-47-109)
  • 3:15 p.m.
    Derivations for a matrix function algebra.
    Benton L Duncan*, North Dakota State University
    (1011-47-80)
• Friday October 21, 2005, 1:45 p.m.-3:30 p.m.
  Special Session on Mathematical and Engineering Aspects of Coding Theory, I
  Room 121, Burnett Hall
  Organizers:
  Lance Perez, University of Nebraska-Lincoln lperez@unl.edu
  Judy Walker, University of Nebraska-Lincoln jwalker@math.unl.edu
  

  • 1:45 p.m.
    Mathematical Topics in Coding Theory.
    Vera Pless*, University of Illinois at Chicago
    (1011-05-127)
  • 2:45 p.m.
    Communication Channel Models and Their Implications for Error Control.
    Thomas E Fuja*, University of Notre Dame
    (1011-94-59)
• Friday October 21, 2005, 1:45 p.m.-3:35 p.m.
  Special Session on Dynamic Equations on Time Scales, I
  Room 203, Oldfather Hall
  Organizers:
  Lynn H. Erbe, University of Nebraska-Lincoln lerbe@math.unl.edu
  Allan C. Peterson, University of Nebraska-Lincoln apeterso@math.unl.edu
  

  • 1:45 p.m.
    Limits of Sturm-Liouville Eigenvalues When the Domain Shrinks to a Point.
    Anton Zettl*, Northern Illinois University
    Qingkai Kong, Northern Illinois University
    Hongyou Wu, Northern Illinois University
    (1011-34-160)
  • 2:15 p.m.
    Asymptotics of some $q$-exponentials --- are they always of order zero?
    Moritz Simon*, Institute of Biomathematics and Biometry; GSF - National Research Center for Environment and Health; Neuherberg, Germany
    (1011-33-123)
  • 2:45 p.m.
    Discrete Diffusion Equations.
    Andreas L. Ruffing*, Department of Mathematics, Munich University of Technology, Garching, Germany
    Maria Meiler, Department of Mathematics, Munich University of Technology, Garching, Germany
    (1011-39-363)
  • 3:15 p.m.
    Finite Element Analysis of Quasistatic Variational Inequalities with Applications in Elastoplasticity and Contact Mechanics.
    Weimin Han*, Department of Mathematics, University of Iowa
    (1011-65-08)
• Friday October 21, 2005, 1:45 p.m.-3:35 p.m.
  Special Session on Geometric Methods in Group Theory and Semigroup Theory, I
  Room 107, Burnett Hall
  Organizers:
  Susan M. Hermiller, University of Nebraska-Lincoln smh@math.unl.edu
  John C. Meakin, University of Nebraska-Lincoln jmeakin@math.unl.edu
  Zoran Sunik, Texas A&M University sunik@math.tamu.edu
  

  • 1:45 p.m.
    Hanoi towers, automaton groups and branch groups.
    R I Grigorchuk, Texas A&M University
    Z Sunik*, Texas A&M University
    (1011-20-87)
  • 2:15 p.m.
    Groups of finite type.
    R I Grigorchuk*, Texas A&M University
    (1011-20-92)
  • 2:45 p.m.
    Profinite groups, profinite trees, Stallings foldings and finite monoids.
    Karl Auinger, University of Vienna
    Benjamin Steinberg*, Carleton University
    (1011-20-142)
  • 3:15 p.m.
    Groups acting on tree-graded spaces.
    Mark Sapir*, Vanderbilt University
    (1011-20-268)
• Friday October 21, 2005, 1:45 p.m.-3:05 p.m.
  Special Session on Randomness in Computation, II
  Room 347, Avery Hall
  Organizers:
  John M. Hitchcock, University of Wyoming jhitchco@cs.uwyo.edu
  Aduri Pavan, Iowa State University pavan@cs.iastate.edu
  Vinodchandran Variyam, University of Nebraska-Lincoln vinod@cse.unl.edu
  

  • 1:45 p.m.
    On the Complexity of Numerical Analysis.
    Eric Allender*, Rutgers University
    Peter Buergisser, University of Paderborn
    Johan Kjeldgaard-Pedersen, PA Consulting Group, Copenhagen
    Peter Bro Miltersen, University of Aarhus
    (1011-68-219)
  • 2:15 p.m.
    Stability and chaos in elections (with applications in mathematics and computer science).
    Ryan W. O'Donnell*, Microsoft Research
    (1011-60-381)
  • 2:45 p.m.
    Pseudorandom bits for low complexity classes: new results and applications.
    Emanuele Viola*, Harvard University
    (1011-68-277)
• Friday October 21, 2005, 1:45 p.m.-3:35 p.m.
  Special Session on Graph Theory, I
  Room 209, Oldfather Hall
  Organizers:
  Andrew J. Radcliffe, University of Nebraska-Lincoln jradclif@math.unl.edu
  Zsuzsanna Szaniszlo, Valparaiso University zsuzsanna.szaniszlo@valpo.edu
  Jonathan Cutler, University of Nebraska-Lincoln jcutler@math.unl.edu
  

  • 1:45 p.m.
    On a Problem of Horak.
    Jonathan Cutler*, University of Nebraska-Lincoln
    (1011-05-192)
  • 2:15 p.m.
    More on Defensive Alliances in Graphs.
    Grady Bullington, University of Wisconsin Oshkosh
    Steven J Winters, University of Wisconsin Oshkosh
    Linda Eroh*, University of Wisconsin Oshkosh
    (1011-05-244)
  • 2:45 p.m.
    New Families of Isoperimetric Graphs.
    Sergei L Bezrukov*, University of Wisconsin-Superior
    (1011-05-369)
  • 3:15 p.m.
    Generalized Tur\'an Theorem.
    Yoshiharu Kohayakawa, Universidade de S\~{a}o Paulo, Brazil
    Vojtech R\"odl, Emory University
    Mathias Schacht, Humboldt-Universit\"at zu Berlin, Germany
    Papa Amar Sissokho, Illinois State University
    Jozef Skokan*, Universidade de S\~{a}o Paulo, Brazil
    (1011-05-83)
• Friday October 21, 2005, 1:45 p.m.-3:35 p.m.
  Special Session on Mathematical Ecology, I
  Room 118, Avery Hall
  Organizers:
  David Logan, University of Nebraska-Lincoln dlogan@math.unl.edu
  William Robert Wolesensky, College of St. Mary wwolesensky@CSM.edu
  

  • 1:45 p.m.
    Space: the final frontier of control theory in application to natural resource management.
    Louis J. Gross*, University of Tennessee
    (1011-92-372)
  • 2:45 p.m.
    Modelling the Evolution of Life Cycle Timing.
    James Powell*, Utah State University
    (1011-92-391)
  • 3:15 p.m.
    Temperature Induced Variations in Prey Foraging and Predation.
    William R Wolesensky*, College of Saint Mary
    J David Logan, University of Nebraska
    (1011-92-353)
• Friday October 21, 2005, 2:45 p.m.-3:05 p.m.
  Special Session on Analysis of Partial Differential and Integral Equations, I
  Room 309, Oldfather Hall
  Organizers:
  Congming Li, University of Colorado Congming.Li@colorado.edu
  

  • 2:45 p.m.
    Global behavior of a system modelling chemotaxis.
    Zhenbu Zhang*, Jackson State University
    (1011-35-17)
• Friday October 21, 2005, 2:45 p.m.-3:35 p.m.
  Special Session on Algebraic Geometry, I
  Room 204, Oldfather Hall
  Organizers:
  Brian Harbourne, University of Nebraska-Lincoln bharbour@math.unl.edu
  Bangere P. Purnaprajna, University of Kansas purna@math.ku.edu
  

  • 2:45 p.m.
    Toroidialization of morphisms of 3-folds.
    Steven D Cutkosky*, University of Missouri
    (1011-14-238)
  • 3:15 p.m.
    On the resolutions of edge ideals.
    Adam Van Tuyl*, Lakehead University
    Huy Tai Ha, Tulane University
    (1011-13-93)
• Friday October 21, 2005, 4:00 p.m.-4:50 p.m.
  Einstein Public Lecture in Mathematics ``In celebration of the 100th anniversary of Albert Einstein's annus mirabilis"
  The nature of space.
  Auditorium, Kimball Recital Hall
  Sir Michael Atiyah*, University of Edinburgh
  (1011-00-11)
• Friday October 21, 2005, 5:15 p.m.-6:45 p.m.
  Reception Hosted by the Department of Mathematics
  Lobby, Van Brunt Visitor Center

Inquiries:  meet@ams.org

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