All Publications

B. Ghosh and J. Mohapatra,"Analysis of finite difference schemes for Volterra integro-differential equations involving arbitrary order derivatives", Journal of Applied Mathematics and Computing, vol.69, pp.1865–1886, Springer, April 2023, https://doi.org/10.1007/s12190-022-01817-9       Article

S. Priyadarshana, J. Mohapatra, and S. R. Pattanaik,"A second order fractional step hybrid numerical algorithm for time delayed singularly perturbed 2D convection-diffusion problems", Applied Numerical Mathematics, vol.189, pp.107-129, Science Direct 2023, 10.1016/j.apnum.2023.04.002       Article

A. Panda and J. Mohapatra,"A robust finite difference method for the solutions of singularly perturbed fredholm integro-differential equations", Mediterranean Journal of Mathematics, vol.20, no.198, Springer, April 2023, 10.1007/s00009-023-02402-5       Article

S. Priyadarshana and J. Mohapatra,"An efficient numerical approximation for mixed singularly perturbed parabolic problems involving large time-lag", Indian Journal of Pure and Applied Mathematics, Springer 2023, 10.1007/s13226-023-00445-8       Article

B. Ghosh and J. Mohapatra,"A novel numerical technique for solving time fractional nonlinear diffusion equations involving weak singularities", Mathematical Methods in the Applied Sciences, vol.46, no.12, Wiley, March 2023, 10.1002/mma.9214       Article

J. Mohapatra, S. Priyadarshana, and N. R. Reddy,"Uniformly convergent computational method for singularly perturbed time delayed parabolic differential-difference equations", Engineering Computations, Emerald Publishing, May 2023, 10.1108/EC-06-2022-0396       Article

S. Priyadarshana, J. Mohapatra, and S. R. Pattanaik,"An improved time accurate numerical estimation for singularly perturbed semilinear parabolic differential equations with small space shifts and a large time lag", Mathematics and Computers in Simulation, vol.214, pp.183-203, Elsevier, July 2023, 10.1016/j.matcom.2023.07.009       Article

S. Santra, J. Mohapatra, P. Das, and D. Choudhuri,"Higher order approximations for fractional order integro-parabolic partial differential equations on an adaptive mesh with error analysis", Computers & Mathematics with Applications, Elsevier, September 2023, 10.1016/j.camwa.2023.09.008       Article

S. Priyadarshana and J. Mohapatra,"An efficient computational technique for time dependent semilinear parabolic problems involving two small parameters", Journal of Applied Mathematics and Computing, Springer, August 2023, 10.1007/s12190-023-01900-9       Article

B. Ghosh and J. Mohapatra,"An iterative difference scheme for solving arbitrary order nonlinear Volterra integro-differential population growth model", The Journal of Analysis, Springer, April 2023, 10.1007/s41478-023-00593-4       Article