MODIFIED EXPONENTIAL CHEBYSHEV OPERATIONAL MATRICES OF DERIVATIVES FOR SOLVING HIGH-ORDER PARTIAL DIFFERENTIAL EQUATIONS IN UNBOUNDED DOMAINS Vol. 5(2) July 2017, No. 22, pp. 229-241 M. A. RAMADAN, K. R. MOHAMED, T. S. EL DANAF, M. A. ABD EL SALAM

Document Type : Regular research papers