A uniformly convergent quadratic B-spline based scheme for singularly perturbed degenerate parabolic problems. - Satpal Singh; Devendra Kumar; Higinio Ramos (Math. Comput. Simul., 2022)

A second-order numerical scheme for the time-fractional partial differential equations with a time delay. - Renu Choudhary; Satpal Singh; Devendra Kumar (Comput. Appl. Math., 2022)

Wavelet-based approximation with nonstandard finite difference scheme for singularly perturbed partial integrodifferential equations. - Devendra Kumar; Komal Deswal; Satpal Singh (Comput. Appl. Math., 2022)

An effective numerical approach for two parameter time-delayed singularly perturbed problems. - Satpal Singh; Parvin Kumari; Devendra Kumar (Comput. Appl. Math., 2022)

Parameter uniform numerical method for a system of singularly perturbed parabolic convection-diffusion equations. - Satpal Singh; Devendra Kumar (Math. Comput. Simul., 2023)

An efficient numerical technique for two-parameter singularly perturbed problems having discontinuity in convection coefficient and source term. - Satpal Singh; Renu Choudhary; Devendra Kumar (Comput. Appl. Math., 2023)

A higher order unconditionally stable numerical technique for multi-term time-fractional diffusion and advection-diffusion equations. - Renu Choudhary; Satpal Singh; Devendra Kumar (Comput. Appl. Math., 2024)

An effective numerical approach for solving a system of singularly perturbed differential-difference equations in biology and physiology. - Parvin Kumari; Satpal Singh; Devendra Kumar (Math. Comput. Simul., 2025)