On Richardson extrapolation for fitted operator finite difference methods. - Justin B. Munyakazi; Kailash C. Patidar (Appl. Math. Comput., 2008)

Higher order numerical methods for singularly perturbed elliptic problems. - Justin B. Munyakazi; Kailash C. Patidar (Neural Parallel Sci. Comput., 2010)

A fitted operator finite difference method of lines for singularly perturbed parabolic convection-diffusion problems. - Nana Adjoah Mbroh; Justin B. Munyakazi (Math. Comput. Simul., 2019)

A robust fitted operator finite difference method for singularly perturbed problems whose solution has an interior layer. - Justin B. Munyakazi; Kailash C. Patidar; Mbani T. Sayi (Math. Comput. Simul., 2019)

A uniformly convergent numerical method for a singularly perturbed Volterra integro-differential equation. - Bakulikira C. Iragi; Justin B. Munyakazi (Int. J. Comput. Math., 2020)

A NSFD Discretization of Two-Dimensional Singularly Perturbed Semilinear Convection-Diffusion Problems. - Olawale O. Kehinde; Justin B. Munyakazi; Appanah Rao Appadu (Frontiers Appl. Math. Stat., 2022)

To Use Face Masks or Not After COVID-19 Vaccination? An Impact Analysis Using Mathematical Modeling. - Musyoka Kinyili; Justin B. Munyakazi; Abdulaziz Y. A. Mukhtar (Frontiers Appl. Math. Stat., 2022)

A robust numerical scheme for singularly perturbed parabolic reaction-diffusion problems via the method of lines. - Nana Adjoah Mbroh; Justin B. Munyakazi (Int. J. Comput. Math., 2022)

Layer resolving fitted mesh method for parabolic convection-diffusion problems with a variable diffusion. - Charles K. Mbayi; Justin B. Munyakazi; Kailash C. Patidar (J. Appl. Math. Comput., 2022)

A parameter-uniform numerical method for singularly perturbed Burgers' equation. - Eshetu B. Derzie; Justin B. Munyakazi; Tekle Gemechu (Comput. Appl. Math., 2022)

Modeling visceral leishmaniasis and tuberculosis co-infection dynamics. - Oluwaseun Francis Egbelowo; Justin B. Munyakazi; Phumlani G. Dlamini; Fadekemi Janet Osaye; Simphiwe Simelane (Frontiers Appl. Math. Stat., 2023)

A nonstandard fitted operator finite difference method for two-parameter singularly perturbed time-delay parabolic problems. - Mekashaw Ali Mohye; Justin B. Munyakazi; Tekle Gemechu Dinka (Frontiers Appl. Math. Stat., 2023)

A NSFD method for the singularly perturbed Burgers-Huxley equation. - Eshetu B. Derzie; Justin B. Munyakazi; Tekle Gemechu Dinka (Frontiers Appl. Math. Stat., 2023)