American Journal of Operational Research

American Journal of Operational Research publishes high quality scientific papers that contribute significantly to the fields of operational research. Articles present new theoretical insights and developments, as well as real-world case studies illustrating the practical implementation of operational research.

El Desouky Rahmo

Editorial Board Member of American Journal of Operational Research

Lecturer, Mathematics Department-Faculty of science-Mansoura University, Egypt

Research Areas

Numerical Nonsmooth Optimization

Education

2005Ph.DFaculty of Mathematics and Computer science, University of Lodz, Poland
1997M.ScFaculty of science, Mansoura University, Egypt
1992B.ScFaculty of science, Mansoura University, Egypt

Experience

2005-presentLecturer of Mathematics in Mansoura University
2001-2005Post Graduate student in Faculty of mathematics and Computer science, University of Lodz, Poland
1997-2000Assistant Lecturer in the same Faculty
1992-1997Demonstrator of Mathematics, Department of Mathematics, Faculty of Science, Mansoura University

Publications: Conferences/Workshops/Symposiums/Journals/Books

[1]  M. E. A. El-Mikkawy, E. E. Rahmo , "A new optimized non-FSAL embedded Runge-Kutta-Nystrom algorithm of orders 6 and 4 in six Stages", Applied Mathematics and Computation, 145 (2003) 33-43.
[2]  M. Studniarski, E. E. Rahmo, " Approximating Clarke's subgradients of semismooth functions by divided difference", Numerical algorithms, 43 (2006) 385-392.
[3]  M. E. A. El-Mikkawy, E. E. Rahmo, " New recursive algorithm for inverting general tridiagonal and anti-tridiagonal matrices", Applied Mathematics and Computation, 204 (2008) 368-372.
[4]  M. E. A. El-Mikkawy, E. E. Rahmo, " New recursive algorithm for inverting general periodic pentadiagonal and anti-pentadiagonal matrices", Applied Mathematics and Computation, 207(2009)164-170.
[5]  M. E. A. El-Mikkawy, E. E. Rahmo, " Symbolic algorithm for inverting cyclic pentadiagonal matrices recursively-Derivation and implementation", Computers and mathematics with applications, 59 (2010) 1386-1396.