WSEAS Trans. on MATHEMATICS, July 2004

WSEAS TRANSACTIONS
on MATHEMATICS
Issue 3, Volume 3, July 2004
ISSN 1109-2769
http://www.wseas.org
On Solvability for Parabolic Equations with one Space Variable
Martin Lopez Morales
451
On Bernstein-Kreiss matrix power bounds
Luc Knockaert
459
Robust stability of population dynamical systems
Noboru Kunimatsu
464
Providing Personal Mobility in Instant Messaging Service
C. W. Lau, S. Y. Hui, K. H. Yeung,, K. Y. Wong
472
Decoupling of an EV Active Steering and Direct Yaw Moment Control Systems
Jose Carlos Quadrado
477
On General Class of Parameterized 3π – Uninorm Based Comparison
Kalle Saastamoinen, Jouni Sampo
482
Graph products with log-concave independence polynomials
Vadim Ε. Levit, Eugen Mandrescu
487
Secondary Root Polishing: Increasing the Accuracy of Semisymbolic Analysis of Electronic Circuits
Dalibor Biolek, Viera Biolkova
493
Essay on Macro-Addtions
Arnaud Ismael Lafonte
498
L(2,1)-labeling of strong products of paths and cycles
Danilo Korze, Aleksander Vesel
505
A 3-D Fuzzy Modeling of Pilot's Performance in the Dogfight
Reza Ghasemi , S. K. Y. Nikravesh , M. B. Menhaj , S. Akbari
514
A O(n2) Heuristic Algorithm for the Maximum Matching Problem in Bipartite Graphs
Yaakov Hacohen-Κerner, Yaakov Intrator, Vadim Ε. Levit
521
Effective Program Module Assignment in the Internet Banking by Tabu-based Evolutionary Algorithm
Honorata Balicka, Jerzy Balicki
527
e-Learning WEB Solutions with Virtual Technologies Support
Lubomir Smutny, Radim Farana
533
Computers and Linear Algebra
Hamide Dogan-Dunlap
537
Sine and cosine series representations
Matilde Legua, Jose A. Moraño, Luis M. Sánchez Ruiz
543
Upgrading Checkers Compositions
Yaakov HaCohen-Kerner, Daniel David Levy, Amnon Segall
549
Covering Map and the Elliptic Calogero System
Mayumi Ohmiya
555
Freedom in the Normal Form Expansion and Obstacles To Asymptotic Integrability: The perturbed KdV
Equation
Alex Veksler, Yair Zarmi
560
Stability of Geometrically Nonlinear Timoshenko Beam with Boundary Damping
Kazuho Ito
566
The Existence And Uniqueness Theorem From A New Viewpoint
Afgan Aslanov
575
Weighted inequalities for caloric functions on classical domains
Caroline Sweezy, Michael Wilson
578
Numerical solution of the Time-Dependent Schroedinger Equation in Ultrafast Laser Dynamics
Othmar Koch
584
Solving Fredholm Integral Equation Using Legendre Wavelet Functions
S. Rahbar
591
Transient Stability Analysis Using Symplectic Integrators
Daniel Okunbor, Wilhelmina Djoleto, Mariesa Crow
595
Direct and Inverse Estimations for a Generalization of Positive Linear Operators
Abdullah Altin, Ogun Dogru
602
Kantorovich Type Generalization for Certain Class Of Positive Linear Operators
Abdullah Altin, Ogun Dogru, M. Ali Ozarslan
607
A Method to build fractal sets from periodic domains
D. Calva Mendez, M. Lehman
611
Numerical solution of a linear goursat problem: stability, consistency and convergence
Mohd Agos Salim Nasir, Ahmad Izani Md. Ismail
616
On the Noether Invariance Principle for Constrained Optimal Control Problems
Delfim F. M. Torres
620
A Near Optimal Fuzzy Modeling of pursuit-evasion in an Air Combat
Reza Ghasemi, S. K.. Y. Nikravesh, M..B. Menhaj , S. Akbari
625
Predictive Coordination In Two Lewel Hierarchical Systems
K. Stoilova, T. Stoilov, R. Yoshinov
631
Strong convergence for weighted sums of Negatively Dependent Random Variables
M. Amini, A. Bozorgnia, H. Zareei
637
Extension of Markowitz Model for Portfolio Analysis
Anton Abdulbasah Kamil, Kwan Mei Wan
Linear Equilibrium Relations Between Ukrainian Mean Wages and Basic Food Prices in the Decade 1992-2001
Jean-François Emmenegger, Tamara Alexeevna Bardadym
641
647
The Evaluation of the Efficiency with Data Envelopment Analysis in case of Missing Values: A Fuzzy
Approach
Elias Maragos, Dimitris Despotis
656
Evaluating School Performance over Time in the frame of Regional Socio-Economic Specificities
Elias Maragos, Dimitris Despotis
664
Auditoria and dismissed structures: the acoustical design
Lamberto Tronchin, Valerio Tarabusi
671
Viewcharts Specification of a Spacecraft Control System
A. Isazadeh, J. Karimpour
675
The impulse response weights of long memory ACD models
Christian Conrad, Menelaos Karanasos
681
ETL: An Extended Temporal Logic for Representing Statecharts
Ayaz Isazadeh, Jaber Karimpour
686
Expertise method to diagnose transformer conditions
J. Bilbao, C. M. Rebollo, P. Gonzalez
692
Mathematical Characteristics for the Automated Recognition of Musical Recordings
G. Roussopoulos, D. Fragoulis, C. Papaodysseus, Ath. Panagopoulos, M. Exarhos
698
The Best Values of Parameters in Accelerated Successive Overrelaxation Methods
Mohammad Taghi Darvishi
705
On the Minimal Rank Completion Problem for Pattern Matrices
Rafael Canto, Macarena Boix, Beatriz Ricarte
711
Definiteness Conditions in the Multiparameter Spectral Theory
Afgan Aslanov
717
Generalized Inverses and Color Theory.
Dirk Huylebrouck
721
Self-Similarity Analysis of the Fields Diffracted from Zone Plates with Complex Geometry
Diana Calva Mendez, Mario Lehman
726
A graph based clustering method using a hybrid evolutionary algorithm
Sule Gunduz Oguducu,A. Sima Uyar
731