Raghib M. Abu-Saris

Assistant Professor of Applied Mathematics.

E-mail: saris@math.birzeit.edu

Ph.D., Applied Mathematics, University of Illinois at Chicago, U.S.A., 1994. M.S., Applied Mathematics, University of Illinois at Chicago, U.S.A., 1990.

B.S., Mathematics, Yarmouk University, Jordan, 1988.

Ph.D. Dissertation: ''Filtering of a Wiener-Poisson driven stochastic processes''.

Professional Membership

• Palestinian Society for Mathematical Sciences (1993- present).
• Society of Industrial and Applied Mathematics (1994- 1996).
• American Mathematical Society (1989 - 1994).

Professional Experiance

• Administrative:

• Head of Mathematics Department}, Birzeit University, Birzeit,
• September 1999 to present.
• Section Chairman, Palestinian Society for Mathematical Sciences, 1998-1999.
• Section Chairman, Palestinian Society for Mathematical Sciences, 1995-1997.

• Academic:

• Assistant Professor, Mathematics Department, Birzeit University, Birzeit, October 1994 to present.
• Teaching Assistant, Department of Mathematics, Statistics and Computer Science, University of Illinois at Chicago, U.S.A., Jan 1994- Jul 1994, Sep 1990 - Jul 1993.
• Research Assistant, Department of Mathematics, Statistics and Computer Science, University of Illinois at Chicago, U.S.A., Aug 1993- Dec 1993.
• Research Assistant, Department of Mathematical Sciences,
• University of Petroleum and Minerals, Saudi Arabia,Sep 1989 - Aug 1990.
• Research and Teaching Assistant, Department of Mathematics, Yarmouk University, Jordan, Jan 1988 - Aug 1988.

• Others:

• Member of the Organizing Committee, Palestinian MathematicalOlympiad, 1996, 1997.
• Academic Committee Coordinator, Palestinian MathematicalOlympiad, 1996, 1997.

Fields of Interest:

• Difference Equations and Discrete Dynamical Systems.
• Numerical Analysis and Symbolic Computations.
• Optimization and Optimal Control.

Invited Talks:

• Filtering in the presence of non-Gaussian noise, Birzeit University, 1993.

Conferences:

1. R. Abu-Sarris, Maple for elementary and advanced mathematics courses, Workshop on Technology in Education, Birzeit University, June 1996.
2. R. Abu-Sarris, Degree of precision for numerical differentiation, Second International Palestinian Mathematics Conference, Birzeit, Palestine, August 20-22, 1998.
3. R. Abu-Sarris and F. Allan, Rational recursive sequences involving the maximum function, Second International Palestinian Mathematics Conference, Birzeit, Palestine, August 19-22, 1998.
4. F. Allan and R. Abu-Sarris, On the existence and nonuniqueness of similarity solutions of the nonhomogeneous Blasius Problem, Second International Palestinian Mathematics Conference, Birzeit, Palestine, August 20-22, 1998.
5. R. Abu-Sarris, Characterization of rational periodic sequences, Fourth International Jordanian Mathematics Conference, Irbid, Jordan, August 24-26, 1998.
6. R. Abu-Sarris and H. Yousef, An existence theorem for BVP in difference equations, International Bio-Mathematics Conference, Antalya, Turkey, July 14-19, 1999. \item R. Abu-Sarris, {\em On the boundedness of the difference equation x_n+1= alpha |x_n| +beta x_n + gamma x_n-1, Fifth International Conference on Difference Equations and Applications, January 3-7, 2000, Temuco, Chile.

Publications:

1. R. M. Abu-Saris and F. B. Hanson, Computational suboptimal filter for a Weiner-Poisson driven stochastic process, Dynamic and Control, vol 7, no. 3, pp. 279-292, Kluwer, July 1997.
2. R. M. Abu-Saris and F. Allan, Periodic and Nonperiodic Behavior of the Solutions of the Difference Equation x_n+1=max{x_n²,A}/x_nx_n-1, Proceeding of the second nternational conference on diffference equations and Applications, pp. 9-17, Kluwer, 1997.
3. R. M. Abu-Saris, On the Periodicity of the Difference Equation x_n+1= alpha |x_n|+ beta |x_n-1|, J. Difference Equations and Applications, vol. 5, Gordon and Breach, 1999.
4. R. Abu-Sarris and F. Allan, Rational recursive sequences involving the maximum function, Far East J. Math. Sc., 1999.
5. R. Abu-Sarris, Characterization of rational periodic sequences, J. Difference Eqs. and Applications, 1999.
6. R. Abu-Sarris, Global behavior of rational sequences involving piecewise power function, J. Computational Analysis and Applications, 2, 2000.
7. R. Abu-Sarris, A new approach to numerical differentiation, Proceeding of the second Palestinian international conference on mathematical sciences, 2000, to appear.
8. R. Abu-Sarris and H. Yousef, {\em Existence theorems for boundary value problems in difference equations, submitted.
9. R. Abu-Sarris, On the boundedness of the solutions of x_n+1=alpha |x_n|+beta x_n+gamma x_n-1, submitted.
10. R. Abu-Sarris and F. Allan, On the boundedness of the generalized Lozi equation}, in preparation.
11. R. Abu-Sarris, {\em Characterization of bounded solutions to separable second order difference equations, in preparation.

BOOKS:

• R. Abu-Sarris et. al., A First Course on Numerical Analysis, in preparation.
• R. Abu-Sarris et. al., A First Course on Partial Differential Equations, in preparation.