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Senior Lecturer( Grade II), Department of Mathematics, University of Peradeniya- 
Method of Directly Defining the inverse Mapping for Partial Differential Equations
The Award of Excellence in Research, Faculty of Science, University of Peradeniya 2023
Graduate Presentation Fellowship 2019 ( University of Central Florida)
Travel Grant for Joint Mathematics Meetings 2019 (American Mathematical Society)
American Mathematical Society, 2013Triple-diffusive magneto-nanofluid flow over a nonlinearly stretching sheet
Pavithra Sewvandi, Mangalagama Dewasurendra, Kuppalapalle Vajravelu (2024).
DOI: https://doi.org/10.1080/10407782.2024.2331002
Ceylon Journal of Science
C. W. Sahabandu, M. Dewasurendra
(2024). Method of directly defining the inverse mapping for nonlinear fuzzy heat-like partial differential equations. Ceylon Journal of Science, 53: 133-138.
DOI: https://cjs.sljol.info/articles/10.4038/cjs.v53i1.8197
International Journal of Modelling and Simulation(Taylor and Francis)
CW Sahabandu, Z Juman, K Vajravelu, B Spangler, M Dewasurendra
(2023). Modeling and semi-analytical solution for immiscible and miscible fingers formation during enhanced oil recovery
. International Journal of Modelling and Simulation(Taylor and Francis), 2023: 1-12.
DOI: https://www.tandfonline.com/doi/abs/10.1080/02286203.2023.2296369
International Conference on Mathematics and Computing (Springer Nature)
D Karunarathna, M Dewasurendra (2022). Method of Directly Defining the Inverse Mapping for Nonlinear Ordinary and Partial Fractional-Order Differential Equations. International Conference on Mathematics and Computing (Springer Nature), : 379-389.
DOI: https://link.springer.com/chapter/10.1007/978-981-19-9307-7_31
Computational and Applied Mathematics ( Springer Link)
C. W. Sahabandu, D. Karunarathna, P. Sewvandi, Z. A. M. S. Juman, M. Dewasurendra, K. Vajravelu (2021). A Method of Directly Defining the inverse Mapping for a nonlinear partial differential equation and for systems of nonlinear partial differential equations . Computational and Applied Mathematics ( Springer Link), 40.6: 1-16.
DOI: https://doi.org/10.1007/s40314-021-01627-y
Computers & Mathematics with Applications (ELSEVIER)
C. W. Sahabandu, M. Dewasurendra, Z. A. M. S. Juman, K. Vajravelu, Ali J. Chamkha (2021). Semi-analytical method for propagation of harmonic waves in nonlinear magneto-thermo-elasticity. Computers & Mathematics with Applications (ELSEVIER), 105: 107-111.
DOI: https://doi.org/10.1016/j.camwa.2021.11.020
Applied Mathematics and Nonlinear Sciences (Sciendo)
M. Dewasurendra, Y. Zhang, N. Boyette, I. Islam, K. Vajravelu, (2020). A Method of Directly Defining the inverse Mapping for a HIV infection of CD4+ T-cells model
. Applied Mathematics and Nonlinear Sciences (Sciendo), 2020: 1-14.
DOI: https://doi.org/10.2478/amns.2020.2.00035
Communications in Numerical Analysis
M. Dewasurendra, Y. Zhang, K. Vajravelu, (2019). A Method of Directly Defining the inverse Mapping (MDDiM) for solutions of non-linear coupled systems arising in SIR and SIS epidemic models
. Communications in Numerical Analysis, 2019: 1-14.
https://www.researchgate.net/publication/338262504_A_Method_of_Directly_Defining_the_inverse_Mapping
Applied Mathematics and Computation ( Elsevier)
M. Dewasurendra, M. Baxter, K. Vajravelu, (2018). A Method of Directly Defining the Inverse Mapping for Fourth Order Non-Linear Systems Arising in Combined Free and Forced Convection in a Second Grade Fluid
. Applied Mathematics and Computation ( Elsevier), 339: 758-756.
DOI: https://doi.org/10.1016/j.amc.2018.07.015
Applied Mathematics and Nonlinear Sciences(Sciendo)
M. Dewasurendra, K. Vajravelu (2018). On the Method of Inverse Mapping for Solutions of Coupled Systems of Nonlinear Differential Equations Arising in Nanofluid Flow, Heat and Mass Transfer. Applied Mathematics and Nonlinear Sciences(Sciendo), 3: 1-14.
DOI: https://doi.org/10.21042/AMNS.2018.1.00001
Applied Mathematics and Nonlinear Sciences (Sciendo)
M. Dewasurendra, J. Benarroch, N. Ossi, Y. Zhang, M. Sammarco, K.V. Prasad, (2018). Effect of second-order slip and drag reduction in boundary layer flows. Applied Mathematics and Nonlinear Sciences (Sciendo), 3: 291-302.
DOI: https://doi.org/10.21042/AMNS.2018.1.00022
Numerical Algorithm ( Springer)
M. Baxter, M. Dewasurendra, K. Vajravelu, (2018). A Method of Directly Defining the inverse Mapping for Solutions of Coupled Systems of Nonlinear Differential Equations. Numerical Algorithm ( Springer), 77: 1199-1211.
DOI: https://doi.org/10.1007/s11075-017-0359-0
Communications in Numerical Analysis
K. Vajravelu, R. Li, M. Dewasurendra, J. Benarroch, N. Ossi, Y. Zhang, M. Sammarco, K.V. Prasad, (2017). Analysis of MHD flow and mass transfer of an Upper-Convected Maxwell Fluid with homogeneous-heterogeneous chemical reactions
. Communications in Numerical Analysis, 2: 202-216.
https://www.researchgate.net/publication/321141233_Analysis_of_MHD_boundary_layer_flow_of_an_Upper-_
International Journal of Applied and Computational Mathematics ( Springer)
K. Vajravelu, R. Li, M. Dewasurendra, K.V. Prasad, (2017). Mixed Convective Boundary Layer MHD Flow Along a Vertical Elastic Sheet. International Journal of Applied and Computational Mathematics ( Springer), 3: 2501-2518.
DOI: https://doi.org/10.1007/s40819-016-0252-x
Communications in Numerical Analysis
K. Vajravelu, G. Gregory, R. Li, M. Dewasurendra, K.V. Prasad (2016). Hydromagnetic flow and heat transfer of an upper-convected Maxwell Fluid in a parallel plate channel with stretching walls, Communications in Numerical Analysis. Communications in Numerical Analysis, 2016: 180-192.
https://www.researchgate.net/publication/309561062_Hydromagnetic_flow_and_heat_transfer_of_an_upper-