Joint Mathematics Meetings Program by Special Session
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1998 Joint Mathematics Meetings
Baltimore, MD, January 710, 1998
Meeting #930
Associate secretaries:
Robert J Daverman, AMS daverman@math.utk.edu
Donovan H Van Osdol, MAA dv@christa.unh.edu
AMS Special Session on Difference Equations and Applications

Friday January 9, 1998, 8:00 a.m.10:50 a.m.
AMS Special Session on Difference Equations and Applications, I
Organizers:
Edward A. Grove, University of Rhode Island grove@math.uri.edu
Gerasimos Ladas, University of Rhode Island gladas@math.uri.edu

8:00 a.m.
Extinction of Several Species in a Discrete Competitive System.
John E Franke*, North Carolina State University
David M Chan, North Carolina State University
(93092831)

8:30 a.m.
Discrete AgeStructured Competitive Systems With Predation And Patches.
AbdulAziz Yakubu*, Howard University
(93034153)

9:00 a.m.
Dynamical behavior of a discrete, oneisland, migration model with densitydependent selection.
James F Selgrade*, North Carolina State University
James H Roberds, USDA Forest Service
(93092518)

9:30 a.m.
Global Stability for a Population Model.
Jeffrey T Hoag*, Providence College
Gerry Ladas, University of Rhode Island
John E. Franke, North Carolina State University
(930391012)

10:00 a.m.
On the Behavior of Solutions of the Difference Equation $x_{n+1}=x_{n1}e^{x_{n}}$.
Edward A. Grove, Univ. of Rhode Island
Candace M. Kent*, Univ. of Rhode Island
Gerry Ladas, Univ. of Rhode Island
(93039666)

10:30 a.m.
Geometric unfolding of a difference equation.
Christopher Zeeman*, Oxford University, Cambridge, UK
(93039547)

Friday January 9, 1998, 1:00 p.m.5:50 p.m.
AMS Special Session on Difference Equations and Applications, II
Organizers:
Edward A. Grove, University of Rhode Island grove@math.uri.edu
Gerasimos Ladas, University of Rhode Island gladas@math.uri.edu

1:00 p.m.
On the Recursive Sequence X(n+1)=A/X(n) + 1/X(n2).
Stephen W Schultz*, Providence College
Gerry Ladas, University of Rhode Island
Richard DeVault, Northwestern State University
(93039596)

1:30 p.m.
A generalization of a two periodic difference equation.
Richard C DeVault*, Northwestern State University
Gerry Ladas, University of Rhode Island
Steven W Schultz, Providence College
(93039305)

2:00 p.m.
Border Collision Bifurcations.
James A. Yorke*, Institute for Physical Science \& Technology, University of Maryland
(93039349)

2:30 p.m.
On Some Difference Equations with Eventually Periodic Solutions.
A. M. Amleh*, University of Rhode Island
E. A. Grove, University of Rhode Island
C. M. Kent, University of Rhode Island
Gerry Ladas, University of Rhode Island
(93039562)

3:00 p.m.
Lyness' Equation in the Third Quadrant
Jeffrey J. Feuer*, University of Rhode Island
Edward J. Janowski, University of Rhode Island
Gerry Ladas, University of Rhode Island
(9303922)

3:30 p.m.
Allemands.
Edward J. Barbeau*, University of Toronto
(9304078)

4:00 p.m.
Phase portraits for a class of difference equations.
Robert Haymond, Mountain View Institute
Edward Thomas*, SUNY at Albany
(9303994)

4:30 p.m.
A Survey of Results and Directions: First Integrals for Difference Equations.
Leon M. Arriola*, Western New Mexico University
(93039899)

5:00 p.m.
Global Behavioir of Solutions of Nonautonomous Discrete Delay Logistic Model.
Vlajko L Kocic*, Xavier University of Louisiana
(930391054)

5:30 p.m.
Global stability in a nonlinear difference equation.
John R. Graef, Mississippi State University
Chuanxi Qian*, Mississippi State University
(93039431)

Saturday January 10, 1998, 8:00 a.m.10:50 a.m.
AMS Special Session on Difference Equations and Applications, III
Organizers:
Edward A. Grove, University of Rhode Island grove@math.uri.edu
Gerasimos Ladas, University of Rhode Island gladas@math.uri.edu

8:00 a.m.
Multiple positive solutions to a discrete boundary value problem.
Allan C. Peterson*, Univ. of NebraskaLincoln
(93039864)

8:30 a.m.
Distributional Analog of A Sum Form Functional Equation.
Elias Y. Deeba*, University of HoustonDowntown
Eusebio L. Koh, University of Regina
Shishen S. Xie, University of HoustonDowntown
Prasanna K. Sahoo, University of Louisville
(9303993)

9:00 a.m.
Positive Solutions of Boundary Value Problems for $nth$ Order Nonlinear Difference Equations.
Johnny Henderson*, Auburn University
Susan D. Lauer, Auburn University
(9303933)

9:30 a.m.
The IbnEzra Transform.
Doron Zeilberger*, Temple University
(93039538)

10:00 a.m.
Polytopic Jacobi and GaussSeidel Iterations: Convergence {\em via Convex $M$Matrices}
Dragoslav D. {\v S}iljak*, Santa Clara University
Du{\v s}an M. Stipanovi{\'c}, Santa Clara University
(93065392)

10:30 a.m.
Scaling laws for shadowing time.
Tim D. Sauer*, George Mason University
(930391085)

Saturday January 10, 1998, 1:00 p.m.5:20 p.m.
AMS Special Session on Difference Equations and Applications, IV
Organizers:
Edward A. Grove, University of Rhode Island grove@math.uri.edu
Gerasimos Ladas, University of Rhode Island gladas@math.uri.edu

1:00 p.m.
Global Asymptotic Stability for Discrete Dynamical Systems.
Mario U. Martelli*, Cal. State Univ. Fullerton
(93039176)

1:30 p.m.
Geometric stability conditions for higher order difference equations.
Hassan Sedaghat*, Virginia Commonwealth University
(93039410)

2:00 p.m.
Linear asymptotic equilibrium for nilpotent systems of difference equations.
William F. Trench*, Trinity University
(93039247)

2:30 p.m.
Difference equation models of reactiondiffusion PDE's.
Ronald E Mickens*, Clark Atlanta University
(93065268)

3:00 p.m.
{\bf The Stability of the Finite Difference Schemes for Stokes Equations }.
Young S Lee*, University 0f WisconsinMadison
(93039921)

3:30 p.m.
Finite Element Methods in Singularly Perturbed Problems: A Review.
Jichun Li*, Florida State University
(93065412)

4:00 p.m.
Stocking sequences for generalized Pascal triangles
Donald R. Snow*, Brigham Young University
(93005398)

4:30 p.m.
Some oscillation results for forced even order nonlinear difference equations.
John R. Graef*, Mississippi State University
M. Maria Susai Manuel, Madras University P G Center
Paul W. Spikes, Mississippi State University
E. Thandapani, Madras University P G Center
(93039480)

5:00 p.m.
On the Nonautonomus Equation X(n+1)=max{A(n)/X(n),B(n)/X(n1)}.
Bill Briden*, University of Rhode Island
Ed Grove, University of Rhode Island
Gerry Ladas, University of Rhode Island
Lynn McGrath, University of Rhode Island
(930391084)
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