Tesfaye Aga Bullo

Robust Finite Difference Method for Singularly Perturbed Two-Parameter Parabolic Convection-Diffusion Problems

Tesfaye Aga Bullo, Gemechis File Duressa, Guy Degla · International Journal of Computational Methods · 2020 · 38 citations

Numerical Analysis, Method Of Fundamental Solution, Numerical Computation +8

Accelerated fitted operator finite difference method for singularly perturbed parabolic reaction-diffusion problems

Tesfaye Aga Bullo, Gemechis File Duressa, Guy Degla · Computational methods for differential equations · 2021 · 26 citations · Full text

Numerical Analysis, Spectral Theory, Method Of Fundamental Solution +10

Uniformly convergent higher-order finite difference scheme for singularly perturbed parabolic problems with non-smooth data

Tesfaye Aga Bullo, Guy Degla, Gemechis File Duressa · Journal of Applied Mathematics and Computational Mechanics · 2021 · 19 citations · Full text

Numerical Analysis, Applied Mathematical Modelling, Numerical Computation +12

Sixth-order compact finite difference method for singularly perturbed 1D reaction diffusion problems

Fasika Wondimu Gelu, Gemechis File Duressa, Tesfaye Aga Bullo · Journal of Taibah University for Science · 2016 · 16 citations · Full text

Numerical Analysis, Reaction Diffusion Problems, Linear Systems +10

Fourth-order stable central difference with Richardson extrapolation method for second-order self-adjoint singularly perturbed boundary value problems

Muslima Kedir Siraj, Gemechis File Duressa, Tesfaye Aga Bullo · Journal of the Egyptian Mathematical Society · 2019 · 15 citations · Full text

Numerical Analysis, Thomas Algorithm, Method Of Fundamental Solution +14