An application of rationalized Haar functions for variational problems. - Mohsen Razzaghi; Yadollah Ordokhani (Appl. Math. Comput., 2001)

Solution for a classical problem in the calculus of variations via rationalized Haar functions. - Mohsen Razzaghi; Yadollah Ordokhani (Kybernetika, 2001)

A Rationalized Haar Functions Method for Nonlinear Fredholm-hammerstein Integral Equations. - Mohsen Razzaghi; Yadollah Ordokhani (Int. J. Comput. Math., 2002)

Solution of nonlinear Volterra-Fredholm-Hammerstein integral equations via rationalized Haar functions. - Yadollah Ordokhani (Appl. Math. Comput., 2006)

Solution of nonlinear Volterra-Fredholm-Hammerstein integral equations via a collocation method and rationalized Haar functions. - Yadollah Ordokhani; Mohsen Razzaghi (Appl. Math. Lett., 2008)

Optimal Control of Delay Systems by Using a Hybrid Functions Approximation. - N. Haddadi; Yadollah Ordokhani; Mohsen Razzaghi (J. Optim. Theory Appl., 2012)

Numerical solution of a class of two-dimensional nonlinear Volterra integral equations using Legendre polynomials. - Somayeh Nemati; Pedro Miguel Lima; Yadollah Ordokhani (J. Comput. Appl. Math., 2013)

Application of the hybrid functions to solve neutral delay functional differential equations. - Salameh Sedaghat; Somayeh Nemati; Yadollah Ordokhani (Int. J. Comput. Math., 2017)

Numerical solution of fractional pantograph differential equations by using generalized fractional-order Bernoulli wavelet. - Parisa Rahimkhani; Yadollah Ordokhani; Esmail Babolian (J. Comput. Appl. Math., 2017)

A new operational matrix based on Bernoulli wavelets for solving fractional delay differential equations. - Parisa Rahimkhani; Yadollah Ordokhani; Esmail Babolian (Numer. Algorithms, 2017)

Fractional-order Legendre-Laguerre functions and their applications in fractional partial differential equations. - Haniye Dehestani; Yadollah Ordokhani; Mohsen Razzaghi (Appl. Math. Comput., 2018)

Müntz-Legendre wavelet operational matrix of fractional-order integration and its applications for solving the fractional pantograph differential equations. - Parisa Rahimkhani; Yadollah Ordokhani; Esmail Babolian (Numer. Algorithms, 2018)

The Bernoulli wavelets operational matrix of integration and its applications for the solution of linear and nonlinear problems in calculus of variations. - Elham Keshavarz; Yadollah Ordokhani; Mohsen Razzaghi (Appl. Math. Comput., 2019)

Solving fractional pantograph delay differential equations via fractional-order Boubaker polynomials. - Kobra Rabiei; Yadollah Ordokhani (Eng. Comput., 2019)

Generalized fractional-order Bernoulli-Legendre functions: an effective tool for solving two-dimensional fractional optimal control problems. - Parisa Rahimkhani; Yadollah Ordokhani (IMA J. Math. Control. Inf., 2019)

On the applicability of Genocchi wavelet method for different kinds of fractional-order differential equations with delay. - Haniye Dehestani; Yadollah Ordokhani; Mohsen Razzaghi (Numer. Linear Algebra Appl., 2019)

Fractional-order Lagrange polynomials: An application for solving delay fractional optimal control problems. - Sedigheh Sabermahani; Yadollah Ordokhani; Sohrab Ali Yousefi (Trans. Inst. Meas. Control, 2019)

The novel operational matrices based on 2D-Genocchi polynomials: solving a general class of variable-order fractional partial integro-differential equations. - Haniye Dehestani; Yadollah Ordokhani; Mohsen Razzaghi (Comput. Appl. Math., 2020)

The bivariate Müntz wavelets composite collocation method for solving space-time-fractional partial differential equations. - Parisa Rahimkhani; Yadollah Ordokhani (Comput. Appl. Math., 2020)

Two-dimensional Müntz-Legendre hybrid functions: theory and applications for solving fractional-order partial differential equations. - Sedigheh Sabermahani; Yadollah Ordokhani; Sohrab Ali Yousefi (Comput. Appl. Math., 2020)

Hybrid Taylor and block-pulse functions operational matrix algorithm and its application to obtain the approximate solution of stochastic evolution equation driven by fractional Brownian motion. - Nasrin Samadyar; Yadollah Ordokhani; Farshid Mirzaee (Commun. Nonlinear Sci. Numer. Simul., 2020)

Fractional-order Fibonacci-hybrid functions approach for solving fractional delay differential equations. - Sedigheh Sabermahani; Yadollah Ordokhani; Sohrab Ali Yousefi (Eng. Comput., 2020)

Fractional-order Bessel wavelet functions for solving variable order fractional optimal control problems with estimation error. - Haniye Dehestani; Yadollah Ordokhani; Mohsen Razzaghi (Int. J. Syst. Sci., 2020)

Approximate solution of nonlinear fractional integro-differential equations using fractional alternative Legendre functions. - Parisa Rahimkhani; Yadollah Ordokhani (J. Comput. Appl. Math., 2020)

Numerical solution of variable-order Time fractional Weakly singular Partial integro-differential equations with error estimation. - Haniye Dehestani; Yadollah Ordokhani; Mohsen Razzaghi (Math. Model. Anal., 2020)

A new operational matrix based on Boubaker wavelet for solving optimal control problems of arbitrary order. - Kobra Rabiei; Yadollah Ordokhani (Trans. Inst. Meas. Control, 2020)

General Lagrange-hybrid functions and numerical solution of differential equations containing piecewise constant delays with bibliometric analysis. - Sedigheh Sabermahani; Yadollah Ordokhani (Appl. Math. Comput., 2021)

Orthonormal Bernoulli wavelets neural network method and its application in astrophysics. - Parisa Rahimkhani; Yadollah Ordokhani (Comput. Appl. Math., 2021)

General Lagrange scaling functions: application in general model of variable order fractional partial differential equations. - Sedigheh Sabermahani; Yadollah Ordokhani; Hossein Hassani 005 (Comput. Appl. Math., 2021)

Pseudo-operational matrix method for the solution of variable-order fractional partial integro-differential equations. - Haniye Dehestani; Yadollah Ordokhani; Mohsen Razzaghi (Eng. Comput., 2021)

A modified numerical algorithm based on fractional Euler functions for solving time-fractional partial differential equations. - Haniye Dehestani; Yadollah Ordokhani (Int. J. Comput. Math., 2021)

Combination of Lucas wavelets with Legendre-Gauss quadrature for fractional Fredholm-Volterra integro-differential equations. - Haniye Dehestani; Yadollah Ordokhani; Mohsen Razzaghi (J. Comput. Appl. Math., 2021)

A novel direct method based on the Lucas multiwavelet functions for variable-order fractional reaction-diffusion and subdiffusion equations. - Haniye Dehestani; Yadollah Ordokhani; Mohsen Razzaghi (Numer. Linear Algebra Appl., 2021)

Fractional-Lucas optimization method for evaluating the approximate solution of the multi-dimensional fractional differential equations. - Haniye Dehestani; Yadollah Ordokhani; Mohsen Razzaghi (Eng. Comput., 2022)

Numerical solution of variable order fractional differential equations by using shifted Legendre cardinal functions and Ritz method. - Faezeh Sadat Yousefi; Yadollah Ordokhani; Sohrab Ali Yousefi (Eng. Comput., 2022)

Modification of numerical algorithm for space-time fractional partial differential equations including two types of fractional derivatives. - Haniye Dehestani; Yadollah Ordokhani (Int. J. Comput. Math., 2022)

An efficient approach based on Legendre-Gauss-Lobatto quadrature and discrete shifted Hahn polynomials for solving Caputo-Fabrizio fractional Volterra partial integro-differential equations. - Haniye Dehestani; Yadollah Ordokhani (J. Comput. Appl. Math., 2022)

A spectral Approach for Time-fractional diffusion and subdiffusion equations in a Large interval. - Haniye Dehestani; Yadollah Ordokhani; Mohsen Razzaghi (Math. Model. Anal., 2022)

Numerical solution for a class of fractional optimal control problems using the fractional-order Bernoulli functions. - Forugh Valian; Yadollah Ordokhani; Mohammad Ali Vali (Trans. Inst. Meas. Control, 2022)

Touchard wavelet technique for solving time-fractional Black-Scholes model. - Farshid Nourian; Mehrdad Lakestani; Sedigheh Sabermahani; Yadollah Ordokhani (Comput. Appl. Math., 2022)

Performance of Genocchi wavelet neural networks and least squares support vector regression for solving different kinds of differential equations. - Parisa Rahimkhani; Yadollah Ordokhani (Comput. Appl. Math., 2023)

Ritz-generalized Pell wavelet method: Application for two classes of fractional pantograph problems. - Sedigheh Sabermahani; Yadollah Ordokhani; Mohsen Razzaghi (Commun. Nonlinear Sci. Numer. Simul., 2023)

An accurate numerical Scheme for three-dimensional variable-order Time-fractional Partial differential equations in two Types of Space Domains. - Haniye Dehestani; Yadollah Ordokhani; Mohsen Razzaghi (Math. Model. Anal., 2024)

An effective computational solver for fractal-fractional 2D integro-differential equations. - Parisa Rahimkhani; Salameh Sedaghat; Yadollah Ordokhani (J. Appl. Math. Comput., 2024)

Pell wavelet-optimization procedure for two classes of fractional partial differential equations with nonlocal boundary conditions. - Sedigheh Sabermahani; Parisa Rahimkhani; Yadollah Ordokhani (J. Comput. Sci., 2025)

A robust optimisation approach for the 2D-VO fractional optimal control problems. - Haniye Dehestani; Yadollah Ordokhani; Mohsen Razzaghi (Int. J. Syst. Sci., 2025)

A hybrid numerical method with high accuracy to solve a time-space diffusion model in terms of the Caputo and Riesz fractional derivatives. - Mohammad Hossein Derakhshan; Yadollah Ordokhani; Pushpendra Kumar 001; J. F. Gómez-Aguilar (J. Supercomput., 2025)

Ritz-least squares support vector regression technique for the system of fractional Fredholm-Volterra integro-differential equations. - Haniye Dehestani; Yadollah Ordokhani; Mohsen Razzaghi (J. Appl. Math. Comput., 2025)