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. Cohomology of Bifunctors. Vincent Franjou, Laboratoire Jean Leray, Universit\'e de Nantes
Eric M. Friedlander*, Department of Mathematics, Northwestern University
(1011-18-207)
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)
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)
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. 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)
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)
8:00 a.m. The Minimal Rank Problem and Forbidden Subgraphs. Wayne Barrett*, Department of Mathematics, Brigham Young University
Jason Grout, Brigham Young University
Don March, University of Florida
Hein van der Holst, Eindhoven University of Technology
Raphael Loewy, Technion-Israel Institute of Technology
(1011-15-202)
10:30 a.m. Sign patterns that almost require a unique rank. Zhongshan Li*, Georgia State University
Marina Arav, Georgia State University
Yubin Gao, North University of China
Frank Hall, Georgia State University
Selcuk Koyuncu, Georgia State University
(1011-15-175)
9:00 a.m. Inversion of deformations. Jan Mal\'y*, Charles University, Prague, Czech Republic
Stanislav Hencl, Charles University, Prague, Czech Republic
Pekka Koskela, University of Jyv\"asky'\"a, Finland
(1011-49-240)
10:30 a.m. Finite Mal'tsev Algebras. Keith Kearnes, Department of Mathematics, University of Colorado at Boulder
Agnes Szendrei*, Department of Mathematics, University of Colorado at Boulder
(1011-08-278)
9:00 a.m. Impulsive Functional Dynamic Equations on Time Scales. Mouffak Benchohra, Universite de Sidi Bel Abbes
Johnny Henderson*, Baylor University
Sotiris K. Ntouyas, University of Ioannina
Abdelghani Ouahab, Universite de Sidi Bel Abbes
(1011-39-36)
10:30 a.m. Absolute Stability of Nonlinear Discrete Systems. Rigoberto Medina*, Departamento de Ciencias Exactas, Universidad de Los Lagos. Osorno, Chile
Michael Gil', Department of Mathematics, Ben Gurion University of the Negev, Israel
(1011-39-57)
9:00 a.m. A Stoichiometric Discrete Predator-Prey Model: Chaos and Its Implications. Meng Fan, School of Mathematics and Statistics, Northeast Normal University
Irakli Loladze, Department of Mathematics, University of Nebraska-Lincoln
Yang Kuang*, Department of Mathematics and Statistics, Arizona State University
James J Elser, School of Life Sciences, Arizona State University
(1011-92-70)
8:30 a.m. Tangent algebras. Aron Simis, Universidade Federal de Pernambuco
Bernd Ulrich*, Purdue University
Wolmer V. Vasconcelos, Rutgers University
(1011-13-176)
10:00 a.m. Inverse spectral results on even dimensional tori. Carolyn S Gordon*, Dartmouth College
Pierre Guerini, Institut f\"ur Mathematik, Universit\"at Z\"urich-Irchel\
Thomas Kappeler, Institut f\"ur Mathematik, Universit\"at Z\"urich-Irchel\
David L Webb, Dartmouth College
(1011-58-367)
9:00 a.m. The list-decoding radius for Reed-Solomon codes. Eli Ben-Sasson, Toyota Technological Institute at Chicago
Swastik Kopparty, MIT
Jaikumar Radhakrishnan*, Toyota Technological Institute at Chicago and Tata Institute, Mumbai
(1011-68-255)
9:30 a.m. On list-coloring outerplanar graphs. M. O. Albertson, Smith College
J. P. Hutchinson*, Macalester College
R Ramamurthi, California State University San Marcos
(1011-05-174)
10:30 a.m. Geometry of sub-Finsler Engel manifolds. Jeanne N. Clelland*, University of Colorado, Boulder
Christopher G. Moseley, U.S. Military Academy
George R. Wilkens, University of Hawaii
(1011-53-218)
10:30 a.m. An Explicit Construction of Universally Decodable Matrices. Pascal O Vontobel*, Department of Electrical and Computer Engineering, University of Wisconsin-Madison
Ashwin Ganesan, Department of Electrical and Computer Engineering, University of Wisconsin-Madison
(1011-94-135)
3:00 p.m. An Interlacing Result on Normalized Laplacians. Guantao Chen, Georgia State University
George Davis, Georgia State University
Frank Hall*, Georgia State University
Zhongshan Li, Georgia State University
Kinnari Patel, Emory University
Michael Stewart, Georgia State University
(1011-15-49)
4:00 p.m. Corona of two Graphs. Sasmita Barik, Indian Institute of Technology Guwahati
Sukanta Pati, Indian Institute of Technology Guwahati
Bhaba Kumar Sarma*, Indian Institute of Technology Guwahati
(1011-05-52)
4:30 p.m. Pseudo-codewords of LDPC codes. Ralf Koetter, University of Illinois,Urbana, IL, 61801
Wen-Ching Winnie Li*, Pennsylvania State University, University Park, PA 16802
Pascal O. Vontobel, University of Wisconsin, Madison, WI 53706
Judy L. Walker, University of Nebraska, Lincoln, NE 68588-0130
(1011-05-235)
3:30 p.m. Random Geometric Graphs. P. Balister, University of Memphis
B. Bollobas, University of Memphis
A. Sarkar*, University of Memphis
M. Walters, University of Cambridge
(1011-05-182)
8:30 a.m. When voter preferences are partially ordered. Michael Ackerman, Bellarmine University
Sul-Young Choi, LeMoyne College
Peter Coughlin, University of Maryland
Eric Gottlieb, Rhodes College
Japheth Wood*, Chatham College
(1011-06-263)
9:30 a.m. Polygonal Designs: Existence and Construction. Gargi Bhattacharyya*, Dept. of math. at Iowa State University
John Hegeman, Stanford University
Jeff Langford, Drake University
Joohyung Kim, Iowa State University
Sung Y. Song, Iowa State University
(1011-05-314)
8:00 a.m. Delay Dynamic Equations with Stability. Robert J. Krueger*, Concordia University, St. Paul
Douglas R. Anderson, Concordia College
Allan C. Peterson, University of Nebraska-Lincoln
(1011-39-96)
11:00 a.m. Some Results on Structured M-matrices. J. Ding*, Department of Mathematics, The University of Southern Mississippi
Wallace C. Pye, Department of Mathematics, The University of Southern Mississippi
(1011-15-30)
10:30 a.m. Square-zero matrices over commutative local rings. Luchezar L. Avramov*, University of Nebraska, Lincoln
Ragnar-Olaf Buchweitz, Universty of Toronto
Srikanth Iyengar, University of Nebraska
Claudia Miller, Syracuse University
(1011-13-259)
9:00 a.m. Alexander Quandle Identification. Gabriel Murillo*, University of California, Riverside
Sam Nelson, University of California, Riverside
Anthony Thompson, University of California, Riverside
(1011-55-341)
11:00 a.m. The Pebbling Number for Graphs. Joyce Charlesworth, Warren-Wilson College
Theang Ho*, University of Nebraska-Lincoln
Brian Keinath, Central Michigan University
David Lin, Princeton University
(1011-05-338)
9:00 a.m. Generators for vector bundles. Mohan Kumar Neithalath, Washington University in St. Louis, St. Louis MO
A. P. Rao, University of Missouri -St. Louis
Ravindra V Girivaru*, Washington University in St. Louis, St. Louis MO
(1011-14-221)
9:30 a.m. Ranks of Complements of Graphs. Gayla S Domke*, Purdue University North Central
George J Davis, Georgia State University
Charles R Garner, Rockdale County High School
(1011-05-351)
11:00 a.m. Local $3$-colorings of complete graphs. Steven Klee, Valparaiso University
Daniel Menna, Valparaiso University
Amy Palash, Valparaiso University
Zsuzsanna Szaniszlo*, Valparaiso University
William Young, Valparaiso University
(1011-05-242)