Determination of a control function in three‐dimensional parabolic equations by Legendre pseudospectral method

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Gegenbauer spectral method for time‐fractional convection–diffusion equations with variable coefficients (2015, methodology): “Shamsi and Dehghan [29] proposed a Legendre pseudospectral method for solving approximately an inverse problem of determining an unknown control parameter, which is the coefficient of the solution in a diffusion equation in a three-dimensional region.”
A numerical scheme based on Bernoulli wavelets and collocation method for solving fractional partial differential equations with Dirichlet boundary conditions (2018, methodology): “[28] M. Dehghan, J. Manafian, A. Saadatmandi, Solving nonlinear fractional partial differential equations using the homotopy analysis method, Numer.”