A graded mesh refinement approach for boundary layer originated singularly perturbed time‐delayed parabolic convection diffusion problems K Kumar, PC Podila, P Das, H Ramos Mathematical Methods in the Applied Sciences 44 (16), 12332-12350, 2021 | 57 | 2021 |
A new stable finite difference scheme and its convergence for time-delayed singularly perturbed parabolic PDEs PC Podila, K Kumar Computational and Applied Mathematics 39, 1-16, 2020 | 27 | 2020 |
An adaptive mesh method for time dependent singularly perturbed differential-difference equations P Pramod Chakravarthy, K Kumar Nonlinear Engineering 8 (1), 328-339, 2019 | 20 | 2019 |
A novel method for singularly perturbed delay differential equations of reaction-diffusion type PP Chakravarthy, K Kumar Differential Equations and Dynamical Systems 29, 723-734, 2021 | 17 | 2021 |
Numerical solution of time‐fractional singularly perturbed convection–diffusion problems with a delay in time K Kumar, PP Chakravarthy, J Vigo‐Aguiar Mathematical Methods in the Applied Sciences, 2020 | 17 | 2020 |
A stable finite difference scheme and error estimates for parabolic singularly perturbed PDEs with shift parameters K Kumar, PP Chakravarthy, H Ramos, J Vigo-Aguiar Journal of Computational and Applied Mathematics 405, 113050, 2022 | 15 | 2022 |
An adaptive mesh selection strategy for solving singularly perturbed parabolic partial differential equations with a small delay K Kumar, T Gupta, P Pramod Chakravarthy, R Nageshwar Rao Applied Mathematics and Scientific Computing: International Conference on …, 2019 | 14 | 2019 |
A new stable finite difference scheme and its error analysis for two‐dimensional singularly perturbed convection–diffusion equations K Kumar, PC Podila Numerical Methods for Partial Differential Equations 38 (5), 1215-1231, 2022 | 7 | 2022 |
A class of finite difference schemes for singularly perturbed delay differential equations of second order PC Podila, K Kumar Turkish Journal of Mathematics 43 (3), 1061-1079, 2019 | 5 | 2019 |