
AbstractThe objective of this paper is to present two numerical techniques for solving generalized fractional differential equations. We develop Haar wavelets operational matrices to approximate the solution of generalized Caputo–Katugampola fractional differential equations. Moreover, we introduce Green–Haar approach for a family of generalized fractional boundary value problems and compare the method with the classical Haar wavelets technique. In the context of error analysis, an upper bound for error is established to show the convergence of the method. Results of numerical experiments have been documented in a tabular and graphical format to elaborate the accuracy and efficiency of addressed methods. Further, we conclude that accuracy-wise Green–Haar approach is better than the conventional Haar wavelets approach as it takes less computational time compared to the Haar wavelet method.
Artificial intelligence, Fractional Differential Equations, Economics, generalized fractional differential equations, Fractional ordinary differential equations, Wavelets, Caputo-Katugampola derivative, wavelets, Theory and Applications of Fractional Differential Equations, Mathematical analysis, Generalized fractional differential equations, Context (archaeology), Differential equation, Fractional derivatives and integrals, Numerical Methods for Singularly Perturbed Problems, Numerical methods for wavelets, QA1-939, FOS: Mathematics, Boundary value problem, Biology, Anomalous Diffusion Modeling and Analysis, Economic growth, Numerical Analysis, Applied Mathematics, Haar, Haar wavelet, Paleontology, Partial differential equation, Applied mathematics, Computer science, Fractional Derivatives, Modeling and Simulation, Caputo–Katugampola derivative, Physical Sciences, Convergence (economics), Discrete wavelet transform, Wavelet transform, Wavelet, Mathematics, Ordinary differential equation
Artificial intelligence, Fractional Differential Equations, Economics, generalized fractional differential equations, Fractional ordinary differential equations, Wavelets, Caputo-Katugampola derivative, wavelets, Theory and Applications of Fractional Differential Equations, Mathematical analysis, Generalized fractional differential equations, Context (archaeology), Differential equation, Fractional derivatives and integrals, Numerical Methods for Singularly Perturbed Problems, Numerical methods for wavelets, QA1-939, FOS: Mathematics, Boundary value problem, Biology, Anomalous Diffusion Modeling and Analysis, Economic growth, Numerical Analysis, Applied Mathematics, Haar, Haar wavelet, Paleontology, Partial differential equation, Applied mathematics, Computer science, Fractional Derivatives, Modeling and Simulation, Caputo–Katugampola derivative, Physical Sciences, Convergence (economics), Discrete wavelet transform, Wavelet transform, Wavelet, Mathematics, Ordinary differential equation
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