Schedule for ILAS, Cancun, June 16-20, 2008

Note: the lists of speakers in the Contributed papers Parallel sessions is here.

Morning sessions

Monday
8:10-8:20
Opening ceremony
8:20-9:15 IPL
Hogben
9:15- 9:20
Mini-break
9:20-10:15 IPL
Jiang
10:15-10:45
Coffee break
10:45- 12:50
Parallel session 1
5 talks 25min
MS4, MS7, CT
12:50-15:30
Lunch break
Tuesday Wednesday Thursday Friday
8:10-9:05 IPL
Shaked-Monderer
8:10-9:05 IPL
Peña
8:10-9:05 IPL
Fassbender
8:10-9:05 IPL
Rosenthal
9:05-9:10
Mini-break
9:05-9:10
Mini-break
9:05-9:10
Mini-break
9:05-9:10
Mini-break
9:10-10:05 IPL
Kressner
9:10-10:05 IPL
Nagy
9:10-10:05 IPL
Van Dooren
9:10-10:05 IPL
Spitkovsy
10:05-10:35
Coffee break
10:05-10:35
Coffee break
10:05-10:35
Coffee break
10:05-10:35
Coffee break
10:35-12:40
Parallel session 3
5 talks 25min
MS6, MS8, CT
10:35-12:40
Parallel session 5
5 talks 25min
MS1, MS4, MS7, CT
10:35-12:40
Parallel session 6
5 talks 25min
MS1, MS5, CT
10:35-12:40
Parallel session 8
5 talks 25min
MS2, MS3, CT
12:40-15:30
Lunch break
12:40-13:30
Lunch break
12:40-15:30
Lunch break
12:40-15:30
Lunch break
13:30-19:00
Excursion to Tulum

Afternoon sessions

Monday Tuesday Wednesday Thursday
15:30-16:25 IPL
Boettcher
15:30-16:25 IPL
M. Dopico
Excursion
to Tulum
15:30-16:25 IPL
Gemignani
16:25-16:55
Coffee break
16:25-16:55
Coffee break
16:25-16:55
Coffee break
16:55-19:00
Parallel session 2
5 talks 25min
MS8, CT
16:55-19:00
Parallel session 4
5 talks 25min
MS4, MS6, MS7,CT
16:55-19:00
Parallel session 7
5 talks 25min
MS2, MS3, CT
Friday
15:30-17:35
Parallel session 9
5 talks 25min
MS1, MS5, CT
17:35-17:45
Closing ceremony

IPL Invited Plenary Lectures
CT Contributed talks
MS1 Combinatorial Matrix Theory; Par. Sessions 5, 6, 9.
MS2 Eigenproblems: Theory and computation; Par. Sessions 7, 8.
MS3 Implementation and Application issues in regularizing least squares and total least squares; Par. Sessions 7, 8.
MS4 Linear Algebra Education; Par. Sessions 1, 4, 5.
MS5 Linear Algebra in Model Reduction; Par. Sessions 6, 9.
MS6 Matrix functions and matrix equations; Par. Sessions 3, 4.
MS7 Max Algebra; Par. Sessions 1, 4, 5.
MS8 Nonnegative and eventually nonnegative matrices; Par. Sessions 2, 3.
Notes:
Plenary talks are 50 min plus 5 min for questions and comments, total=55 min.
All other talks (MS and contributed) are 20 min. plus 5 min. for questions, total=25 min.
In most Parallel sessions there will be 2 simultaneous CTs.
Banquet, Thursday, June 19, 20:00 hours.


Plenary and Mini-symposia speakers


Invited plenary lectures

  • Albrecht Boettcher (Chemnitz, Germany)
  • Froilán Dopico (Madrid, Spain)
  • Heike Fassbender (Braunschweig, Germany)
  • Luca Gemignani (Pisa, Italy)
  • Leslie Hogben (Ames, Iowa, USA)
  • Erxiong Jiang (Shanghai, China)
  • Daniel Kressner (Zurich, Switzerland)
  • James Nagy (the SIAM Lecture) (Atlanta, Georgia, USA)
  • Juan Manuel Peña (the LAMA Lecture) (Zaragoza, Spain)
  • Peter Rosenthal (Toronto, Canada)
  • Naomi Shaked-Monderer (Emek Yezreel, Israel)
  • Ilya Spitkovsky (Williamsburg, Virginia, USA)
  • Paul Van Dooren (Louvain, Belgium)

Mini-symposia

MS1 Schedule

MS1 Combinatorial Matrix Theory

Organizers: Leslie Hogben, Iowa State University, and Bryan Shader, University of Wyoming

MS1 Wednesday Morning

10:35 A Conjecture in Combinatorial Matrix Theory
Brualdi, Richard A.
University of Wisconsin, Madison, USA

11:00 Group Inverses of Matrices with Path Graphs
Olesky, Dale
University of Victoria, Canada,
(with M. Catral and P. van den Driessche)

11:25 Constructing Laplacian Integral Split Graphs
Kirkland, Steve
University of Regina, Canada
(with N. Abreu, M. de Freitas and R. Del Vecchio)

11:50 Potential Diagonal and D-convergence
Pryporova, Olga
Iowa State University, Ames, IA, USA

12:15 The Colin de Verdière Parameter- a progress report
Berman, Avi
Technion, Tel Aviv, Israel

MS1 Thursday Morning

10:35 Minimum rank of edge subdivisions of complete graphs and wheels
Barrett, Wayne
Brigham Young University, Utah
(with Ryan Bowcutt, Mark Cutler, Seth Gibelyou, and Kayla Owens)

11:00 Computing the minimum rank of partial $2$-trees
van der Holst, Hein
Eindhoven University of Technology, The Nederlands

11:25 Characterizing graphs with minimum rank at most a given number over a finite field using polarities of projective geometries
Grout, Jason
Iowa State University, Ames, IA, USA

11:50 Average minimum rank of a graph
Shader, Bryan
University of Wyoming, USA
(with Francesco Barioli, Shaun Fallat, Tracy Hall, Daniel Hershkowitz, Leslie Hogben, Ryan Martin, and Hein van der Holst)

12:15 The graph and rank of a positive semidefinite matrix
Deaett, Louis
University of Wisconsin, Madison, USA

MS1 Friday Afternoon

15:30 Danny's title
Hershkowitz, Danny
Technion, Israel

15:55 Sparse Inertially Arbitrary Sign Patterns
Vander Meulen, Kevin
Redeemer College, Canada
(with L. Vanderspek and M. Cavers)

16:20 {Luz' title}
DeAlba, Luz
Drake University,

16:45 Maximizing spectral radius of unoriented Laplacian matrix
Tam, Bit-Shun
Taiwan
(with Ding-Jung Chang and Shui-Hei Wu)

CT Schedule Move to CT Thursday Afternoon

\section{extra min rank} \subsection{Minimum Rank of Graphs with Loops} Mikkelson Rana %ranam@iastate.edu% By {\sl Rana Mikkelson}. %minimum rank, field independent, symmetric matrix, rank, graph, matrix, tree%05C50%15A03

\subsection{An upper bound for the maximum nullity of a symmetric matrix whose graph is outerplanar }\label{mrx1} Sinkovic John%j.sinkovic@tue.nl%By {\sl John Sinkovic}. %minimal rank, graph, path cover number%05C50%15A18

\subsection{On the equivalence class graph}\label{mrx2} Perdigo Ceclia%mcds@fct.unl.pt% By {\sl Cec\'\i lia Perdig\~ao and Ros${\rm \acute{a}}$rio Fernandes}. %Graphs; Matrices; Minimum rank%05C50%05C69

\subsection{Orthogonal Removal of Vertices and Minimum Semidefinite Rank}\label{mrx3} Mitchell Lon%lmitchell2@vcu.edu% By {\sl Lon Mitchell and Sivaram Narayan}. %minimum semidefinite rank, vector representation, graph, positive semidefinite%05C50%15A57

\subsection{Graph Energy Change Due to Edge Deletion} Day, Jane%day@math.sjsu.edu%By {\sl Jane M. Day and Wasin So}. %graph energy singular value%05C50%15A42

Wayne Barrett, Brigham Young University

Avi Berman, Technion

Richard Brualdi, University of Wisconsin

Luz De Alba, Drake University

Louis Deaett, University of Wisconsin

Danny Hershkowitz, Technion

Hein van der Holst, Eindhoven University of Technology

Steve Kirkland, University of Regina

Dale Olesky, University of Victoria

Olga Pryporova, Iowa State University

Bryan Shader, University of Wyoming

Kevin Vander Meulen, Redeemer College

MS2 Schedule

MS2 Eigenproblems: Theory and computation

Organizer: Julio Moro, Universidad Carlos III de Madrid

Confirmed participants:

Tom Bella, University of Connecticut

Steve Cox, Rice University

Inderjit Dhillon, University of Texas

Michael Karow, Technische Universität Berlin

Chi Kwong Li, College of William and Mary

Karl Meerbergen, Katholieke Universiteit Leuven

Julio Moro, Universidad Carlos III de Madrid

Vadim Olshevsky, University of Connecticut

Bor Plestenjak, University of Ljubljana

MS3 Schedule

MS3 Implementation and Application issues in regularizing least squares and total least squares

Organizer: Rosie Renaut, Arizona State University

Confirmed participants:

John Bardsley, University of Montana, Truncation Rules for Iterative Deblurring Methods

Antonio Arico, Università degli studi di Cagliari, Signal and Image regularization via antireflective transform

Jodi Mead, Boise State University, and Rosemary Renaut, ASU, Calculating Weights in Least Squares Estimation Using the Chi-squared Method

Rosemary A Renaut, Arizona State University, and Jodi Mead, Boise State University, A Newton Iteration for estimating the regularizing parameter for least squares

Iveta Hnetynková, Charles University in Prague, and Institute of Computer Science, Academy of Sciences, Czech Republic. On solvability of total least squares problem

Wolfgang Stefan and Anne Gelb, Arizona State University, Regularizing Least Squares with the Concentration Method

Claudio Estatico, University of Cagliari, Italy, Block splitting least square regularization for structured matrices arising in nonl inear microwave imaging.

James Nagy, Emory University, Lanczos Hybrid Regularization for Image Processing Applications

Bert W. Rust, NIST, and Dianne P. O'Leary, University of Maryland, A Truncated Singular Component Method for Ill-Posed Problems

MS4 Schedule

MS4 Linear Algebra Education

Organizers: María Trigueros, Instituto Tecnológico Autónomo de México, and Asuman Oktaç, Centro de Investigación y Estudios Avanzados, IPN, México, and PUCV, Chile.

Confirmed participants:

Hamide Dogan-Dunlap (University of Texas at El Paso, USA): Thinking Modes Revealed on Students' Responses from an Assignment on Linear Independence.

Jacqueline Klasa-Bompoint (Dawson College, Canada): Few pedagogical scenarios in Linear Algebra with Cabri and Maple

Denis Tanguay and Claudia Corriveau (UQAM, Canada): A fundamental paradox in learning algebra.

Laurel Cooley, Scott Dexter (Brooklyn College), Bill Martin (North Dakota State University), Draga Vidakovic (Georgia State University) and Sergio Loch (Grand View College) (USA): Integrating learning theories and application-based modules in teaching linear algebra.

Mirko Maracci (Siena University, Italy): Basic notions of Vector Space Theory: students' models and conceptions.

Michelle Zandieh (Arizona State University), Chris Rasmussen (San Diego State University), Christine Larson (Indiana University) (USA): Design of a unit to teach eigenvectors and eigenvalues based on the instructional design principles of Realistic Mathematics Education.

Ana Moura and Pedro A. Santos (Instituto Superior Técnico, UTL, Lisbon, Portugal): Skills, Concepts and Models in a Linear Algebra Course.

Guershon Harel (University of California, San Diego, USA): Intellectual Need and Its Role in Mathematics Instruction: Focus on Linear Algebra.

Gustavo Preciado, Edgar Possani (ITAM) and Dolores Lozano (ILCE) (Mexico): Use of models in the teaching of linear algebra.

Asuman Oktaç, Darly Ku (Cinvestav-IPN, Mexico and PUCV, Chile) and María Trigueros (ITAM, Mexico): Learning of the concept of basis.

David Strong (Pepperdine University, USA): A Java Applet and Introductory Tutorial for the Jacobi, Gauss-Seidel and SOR Methods.

Marcela Parraguez (PUCV, Chile) and Asuman Oktaç, Cinvestav-IPN, Mexico and PUCV, Chile): Construction of a vector space schema.

Steven J. Leon (University of Massachusetts Dartmouth, USA): When MATLAB gives "wrong" answer.

MS5 Schedule

MS5 Linear Algebra in Model Reduction

Organizer: Peter Benner, Chemnitz University of Technology

Confirmed participants:

Serkan Gugercin, Virginia Tech, Blacksburg, USA, A Krylov-Based Descent Approach for the Optimal H2 Model Reduction of Large-Scale Dynamical Systems

Paul Van Dooren, Université Catholique de Louvain, Louvain-La-Neuve, Belgium, H2 Approximation and Tangential Rational Interpolation

Christopher Beattie, Virginia Tech, Blacksburg, USA, Interpolatory Projection Methods for Parameterized Model Reduction

Lihong Feng, Chemnitz University of Technology, Germany/Fudan University Shang- hai, China, Parametric Model Reduction for Systems with Coupled Parameters

Roland Freund, University of California, Davis, USA, The Effects of Deflation in Projection-Based Order Reduction

Ulrike Baur, Chemnitz University of Technology, Germany, Model Reduction for unstable Systems based on Hierarchical Matrix Arithmetic

Tobias Damm, TU Kaiserslautern, Germany, Algebraic Gramians and Model Reduction for Different System Classes

Peter Benner, Chemnitz University of Technology, Germany, Balancing-Related Model Reduction for Large-Scale Unstable Systems

MS6 Schedule

MS6 Matrix functions and matrix equations

Organizers: Peter Lancaster, University of Calgary, and Chun-Hua Guo, University of Regina

Confirmed participants:

Peter Benner, TU Chemnitz

Dario Bini, University of Pisa

Heike Fassbender, TU Braunschweig

Chun-Hua Guo, University of Regina

Bruno Iannazzo, University of Pisa

Andre Klein, University of Amsterdam

Peter Lancaster, University of Calgary

Beatrice Meini, University of Pisa

Juan Carlos Zuniga, University of Calgary

MS7 Schedule

MS7 Max Algebra

Organizers: Hans Schneider, University of Wisconsin, and Peter Butkovic, University of Birmingham, UK

Confirmed participants:

Stephane Gaubert, INRIA Paris, France, Using max-plus eigenvalues to bound the roots of a polynomial (with Marianne Akian (INRIA) Adrien Brandejsky (ENS Cachan))

Jean Jacques Loiseau, University Nantes, France, Robust stability of positive difference equations (with Michael Di Loreto)

Sergei Sergeev, University of Birmingham, UK, On Kleene stars and intersection of finitely generated semimodules

Ivan Singer, Institute of Mathematics, Bucharest, Romania, Max-min convexity

Bill McEneaney, University of California, San Diego, USA, An Idempotent Semiring Underlying New Fundamental Solutions of Differential Equations with Quadratic Nonlinearities

Martin Gavalec, University Hradec Kralove, Czech Rep, Permuted max-min eigenvector problem (with Jan Plavka)

Glenn Merlet, LIAFA CNRS-Universite Paris-Diderot, France, Semi-group of matrices acting on the max-plus projective space

Jean-Louis Boimond, University Angers, France, On steady state controller in min-plus Algebra (with Sebastien Lahaye)

Hans Schneider, University of Wisconsin, Madison, USA, TBA

Peter Butkovic, University of Birmingham, UK, On the permuted max-algebraic eigenvector problem

Jan Plavka, Technical University Kosice, Slovakia, On the robustness of matrices in max-min algebra

Daniela Ponce and Martin Gavalec, University of Hradec Kralove, Czech Republic, NP-hard problems in extremal algebras tackled by particle swarm optimization

Karel Zimmermann, Charles University, Prague, Solving two-sided max-plus linear systems

Pauline van den Driessche, University of Victoria, Canada, and Ludwig Elsner, University Bielefeld, Germany, Bounds for the Perron root using max eigenvalues.

MS8 Schedule

MS8 Nonnegative and eventually nonnegative matrices

Organizer: Judi McDonald, Washington State University

Confirmed participants:

Minerva Catral, University of Victoria

Sherod Eubanks, Washington State University

Daniel Hershkowitz, Technion

Thomas Laffey, University College Dublin

Judi McDonald, Washington State University

Michael Neumann, University of Connecticut

DeAnne Morris, Washington State University

Helena Smigoc, University College Dublin

Daniel Szyld, Temple University

Dimitrios Noutsos, University of Ioannina

Delete Abed Elhashash, Drexel University


This page was last modified April 21, 2008.