Associate Professor of Numerical Analysis, Mathematics Department, Beni-Suef University …

Professor of Mathematics, University of Massachusetts Dartmouth

Associate Professor of Mathematics, University of Waikato

Cairo University

Professor Emeritus of Mathematics, The Florida State University and San Diego State …

Xiamen University

Professor of Scientific Computing

Cairo University, Faculty of Science, Mathematics Department

Al-Imam Mohammad Ibn Saud Islamic University (IMSIU), Beni-Suef University

Imperial College