A finite difference method for singularly perturbed differential-difference equations with layer and oscillatory behavior RN Rao, PP Chakravarthy Applied Mathematical Modelling 37 (8), 5743-5755, 2013 | 32 | 2013 |

Fitted numerical methods for singularly perturbed one-dimensional parabolic partial differential equations with small shifts arising in the modelling of neuronal variability R Nageshwar Rao, P Pramod Chakravarthy Differential Equations and Dynamical Systems 27, 1-18, 2019 | 26 | 2019 |

A Fitted Numerov Method for Singularly Perturbed Parabolic Partial Differential Equation with a Small Negative Shift Arising in Control Theory RN Rao, PP Chakravarthy Numerical Mathematics: Theory, Methods and Applications 7, 23-40, 2014 | 21 | 2014 |

A fitted numerical scheme for second order singularly perturbed delay differential equations via cubic spline in compression P Pramod Chakravarthy, S Dinesh Kumar, R Nageshwar Rao, DP Ghate Advances in Difference Equations 2015, 1-14, 2015 | 20 | 2015 |

An exponentially fitted finite difference scheme for a class of singularly perturbed delay differential equations with large delays PP Chakravarthy, SD Kumar, RN Rao Ain Shams Engineering Journal 8 (4), 663-671, 2017 | 18 | 2017 |

Numerical solution of second order singularly perturbed delay differential equations via cubic spline in tension P Pramod Chakravarthy, S Dinesh Kumar, R Nageshwar Rao International Journal of Applied and Computational Mathematics 3, 1703-1717, 2017 | 17 | 2017 |

A modified Numerov method for solving singularly perturbed differential–difference equations arising in science and engineering RNR P. Pramod Chakravarthy Results in Physics 2, 100-103, 2012 | 17 | 2012 |

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 | 12 | 2019 |

An exponentially fitted tridiagonal finite difference method for singularly perturbed differential-difference equations with small shift RN Rao, PP Chakravarthy Ain Shams Engineering Journal 5 (4), 1351-1360, 2014 | 12 | 2014 |

A finite difference method for singularly perturbed differential-difference equations arising from a model of neuronal variability RN Rao, PP Chakravarthy Journal of Taibah University for Science 7 (3), 128-136, 2013 | 12 | 2013 |

A second order stabilized central difference method for singularly perturbed differential equations with a large negative shift NS Kumar, RN Rao Differential Equations and Dynamical Systems, 1-18, 2020 | 9 | 2020 |

A Fourth Order Finite Difference Method for Singularly Perturbed Differential-Difference Equations PPC R. Nageshwar Rao American Journal of Computational and Applied Mathematics. 1 (1), 5-10, 2011 | 6 | 2011 |

A numerical scheme for singularly perturbed reaction-diffusion problems with a negative shift via numerov method SD Kumar, RN Rao, PP Chakravarthy IOP Conference Series: Materials Science and Engineering 263 (4), 042110, 2017 | 3 | 2017 |

A Numerical Patching Technique for Singularly Perturbed Nonlinear Differential-Difference Equations with a Negative Shift PPC R. Nageshwar Rao Applied Mathematics 2 (2), 11-20, 2012 | 3 | 2012 |

Uniformly convergent finite difference methods for singularly perturbed parabolic partial differential equations with mixed shifts T Prathap, RN Rao Journal of Applied Mathematics and Computing 69 (2), 1679-1704, 2023 | 2 | 2023 |

An initial value technique for singularly perturbed differential difference equations with a small negative shift PPC R. Nageshwar Rao Journal of Applied Mathematics and Informatics 31 (1-2), 131-145, 2013 | 2 | 2013 |

A Higher Order Finite Difference Method for a Singularly Perturbed Boundary Value Problem with a Small Negative Shift T Prathap, RN Rao International Journal of Applied and Computational Mathematics 9 (5), 101, 2023 | | 2023 |

A Stabilized Numerical Algorithm for Singularly Perturbed Delay Differential Equations via Exponential Fitting NS Kumar, RN Rao Mathematical Analysis and Computing: ICMAC 2019, Kalavakkam, India, December …, 2021 | | 2021 |

An Exponentially Fitted Spline Method for Second-Order Singularly Perturbed Delay Differential Equations P Pramod Chakravarthy, S Dinesh Kumar, R Nageshwar Rao Iranian Journal of Science and Technology, Transactions A: Science 41, 515-519, 2017 | | 2017 |

A Domain Decomposition Method for Singularly Perturbed Differential-Difference Equations with a Small Negative Shift RNR P. Pramod Chakravarthy European Journal of Scientific Research 75 (2), 193-215, 2012 | | 2012 |