On the legendre coefficients of the moments of the general order derivative of an infinitely differentiable function. - Eid H. Doha; S. I. El-Soubhy (Int. J. Comput. Math., 1995)

An Efficient Double Legendre Spectral Method for Parabolic and Elliptic Partial Differential Equations. - Eid H. Doha; F. M. R. Al-Kholi (Int. J. Comput. Math., 2001)

Efficient Spectral-Galerkin Algorithms for Direct Solution of Second-Order Equations Using Ultraspherical Polynomials. - Eid H. Doha; Waleed M. Abd-Elhameed (SIAM J. Sci. Comput., 2002)

Efficient spectral-Galerkin algorithms for direct solution for second-order differential equations using Jacobi polynomials. - Eid H. Doha; Ali H. Bhrawy (Numer. Algorithms, 2006)

Numerical Treatments for Volterra Delay Integro-differential Equations. - Fathalla A. Rihan; Eid H. Doha; M. I. Hassan; N. M. Kamel (Comput. Methods Appl. Math., 2009)

Efficient spectral ultraspherical-dual-Petrov-Galerkin algorithms for the direct solution of (2n + 1)th-order linear differential equations. - Eid H. Doha; Waleed M. Abd-Elhameed (Math. Comput. Simul., 2009)

Jacobi spectral Galerkin method for elliptic Neumann problems. - Eid H. Doha; Ali H. Bhrawy; Waleed M. Abd-Elhameed (Numer. Algorithms, 2009)

Integrals of Bernstein polynomials: An application for the solution of high even-order differential equations. - Eid H. Doha; Ali H. Bhrawy; M. A. Saker (Appl. Math. Lett., 2011)

A Chebyshev spectral method based on operational matrix for initial and boundary value problems of fractional order. - Eid H. Doha; Ali H. Bhrawy; Samer S. Ezz-Eldien (Comput. Math. Appl., 2011)

A Jacobi-Jacobi dual-Petrov-Galerkin method for third- and fifth-order differential equations. - Eid H. Doha; Ali H. Bhrawy; R. M. Hafez (Math. Comput. Model., 2011)

Efficient spectral-Petrov-Galerkin methods for the integrated forms of third- and fifth-order elliptic differential equations using general parameters generalized Jacobi polynomials. - Eid H. Doha; Waleed M. Abd-Elhameed; Youssri Hassan Youssri (Appl. Math. Comput., 2012)

An efficient direct solver for multidimensional elliptic Robin boundary value problems using a Legendre spectral-Galerkin method. - Eid H. Doha; Ali H. Bhrawy (Comput. Math. Appl., 2012)

On shifted Jacobi spectral approximations for solving fractional differential equations. - Eid H. Doha; Ali H. Bhrawy; Dumitru Baleanu; Samer S. Ezz-Eldien (Appl. Math. Comput., 2013)

New algorithms for solving high even-order differential equations using third and fourth Chebyshev-Galerkin methods. - Eid H. Doha; Waleed M. Abd-Elhameed; M. A. Bassuony (J. Comput. Phys., 2013)

On Generalized Jacobi-Bernstein Basis Transformation: Application of Multidegree Reduction of Bézier Curves and Surfaces. - Eid H. Doha; Ali H. Bhrawy; M. A. Saker (J. Comput. Inf. Sci. Eng., 2014)

Jacobi-Gauss-Lobatto collocation method for the numerical solution of l+l nonlinear Schrödinger equations. - Eid H. Doha; Ali H. Bhrawy; Mohamed A. Abdelkawy; Robert A. Van Gorder (J. Comput. Phys., 2014)

A spectral tau algorithm based on Jacobi operational matrix for numerical solution of time fractional diffusion-wave equations. - Ali H. Bhrawy; Eid H. Doha; Dumitru Baleanu; Samer S. Ezz-Eldien (J. Comput. Phys., 2015)

Modified Jacobi-Bernstein basis transformation and its application to multi-degree reduction of Bézier curves. - Ali H. Bhrawy; Eid H. Doha; M. A. Saker; Dumitru Baleanu (J. Comput. Appl. Math., 2016)

Solving fractional optimal control problems within a Chebyshev-Legendre operational technique. - Ali H. Bhrawy; Samer S. Ezz-Eldien; Eid H. Doha; Mohamed A. Abdelkawy; Dumitru Baleanu (Int. J. Control, 2017)

A new operational approach for solving fractional variational problems depending on indefinite integrals. - Samer S. Ezz-Eldien; Eid H. Doha; Ali H. Bhrawy; Ahmed A. El-Kalaawy; J. A. Tenreiro Machado (Commun. Nonlinear Sci. Numer. Simul., 2018)

New Recursive Approximations for variable-order fractional operators with Applications. - Mahmoud A. Zaky; Eid H. Doha; Taha M. Taha; Dumitru Baleanu (Math. Model. Anal., 2018)

Shifted Jacobi spectral-Galerkin method for solving hyperbolic partial differential equations. - Eid H. Doha; R. M. Hafez; Youssri Hassan Youssri (Comput. Math. Appl., 2019)

Shifted Jacobi-Gauss-collocation with convergence analysis for fractional integro-differential equations. - Eid H. Doha; Mohamed A. Abdelkawy; A. Z. M. Amin; António M. Lopes 001 (Commun. Nonlinear Sci. Numer. Simul., 2019)

Fast and precise spectral method for solving pantograph type Volterra integro-differential equations. - Samer S. Ezz-Eldien; Eid H. Doha (Numer. Algorithms, 2019)

A numerical treatment of the two-dimensional multi-term time-fractional mixed sub-diffusion and diffusion-wave equation. - Samer S. Ezz-Eldien; Eid H. Doha; Y. Wang; Wenqi Cai (Commun. Nonlinear Sci. Numer. Simul., 2020)

Computational aspects of fractional Romanovski-Bessel functions. - Howayda Abo-Gabal; Mahmoud A. Zaky; Ahmed S. Hendy; Eid H. Doha (Comput. Appl. Math., 2021)

Spectral Galerkin schemes for a class of multi-order fractional pantograph equations. - Muhammad Mahmoud Alsuyuti; Eid H. Doha; Samer S. Ezz-Eldien; Ismail K. Youssef (J. Comput. Appl. Math., 2021)

Singularity preserving spectral collocation method for nonlinear systems of fractional differential equations with the right-sided Caputo fractional derivative. - Ibrahem G. Ameen; Mahmoud A. Zaky; Eid H. Doha (J. Comput. Appl. Math., 2021)

Galerkin operational approach for multi-dimensions fractional differential equations. - Muhammad Mahmoud Alsuyuti; Eid H. Doha; Samer S. Ezz-Eldien (Commun. Nonlinear Sci. Numer. Simul., 2022)

Correction to: Fractional Jacobi Galerkin spectral schemes for multi-dimensional time fractional advection-difusion-reaction equations. - Ramy M. Hafez; Magda Hammad; Eid H. Doha (Eng. Comput., 2022)

Computational and theoretical aspects of Romanovski-Bessel polynomials and their applications in spectral approximations. - Mahmoud A. Zaky; Howayda Abo-Gabal; Ramy M. Hafez; Eid H. Doha (Numer. Algorithms, 2022)

A re-scaling spectral collocation method for the nonlinear fractional pantograph delay differential equations with non-smooth solutions. - N. A. Elkot; Eid H. Doha; Ibrahem G. Ameen; Ahmed S. Hendy; Mahmoud A. Zaky (Commun. Nonlinear Sci. Numer. Simul., 2023)

Robust spectral treatment for time-fractional delay partial differential equations. - Muhammad Mahmoud Alsuyuti; Eid H. Doha; Bayoumi I. Bayoumi; Samer S. Ezz-Eldien (Comput. Appl. Math., 2023)