About me: I am a Lecturer (Probationary) at the Department of Mathematics, Faculty of Natural Sciences, The Open University of Sri Lanka, having graduated from the University of Peradeniya with a B.Sc. (Hons) Special Degree in Mathematics, First Class with a University Award for Academic Excellence and name in the Dean’s list. Currently, reading Ph.D. at Post Graduate Institute of Science, University of Peradeniya. Research interests lay predominantly in the fields of topology, nonlinear dynamics, and computational mathematics. Technical Proficiencies: Python, Maple, COMSOL-Multiphysics, Filmora wondershare, Microsoft Office Suite (Word, Excel, PowerPoint), and LaTeX.
Mathematics
Interests lay predominantly in the fields of topology, nonlinear dynamics and computational mathematics.
- Lecturer (Probationary), Department of Mathematics, Faculty of Natural Sciences,
The Open University of Sri Lanka (2022 January – Present)
- Temporary Demonstrator, Department of Mathematics, Faculty of Natural Sciences,
The Open University of Sri Lanka (2021 March – 2021 December)
- Temporary Demonstrator, Department of Mathematics, Faculty of Science, University of
Peradeniya (2020 March -2021 March)
PEU3301 -Foundations of Mathematics
PEU5304 -Introduction to Complex Analysis
PEU5305 -Complex Analysis I
ADU5308 -Graph Theory
- Sahabandu C.W., Karunarathna D., Sewvandi P., Juman Z.A.M.S., Dewasurendra M., and Vajravelu K. (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. 40.6, 1-16.
https://doi.org/10.1007/s40314-021-01627-y
- Sahabandu C.W., Dewasurendra M., Juman Z.A.M.S., Vajravelu K., Chamkha A.J., Semi-analytical method for propagation of harmonic waves in nonlinear magneto-thermo-elasticity, Computers & Mathematics with Applications, Volume 105,2022, Pages 107-111, ISSN 0898-1221,
- Sahabandu C.W., Computing Bump-persistence Landscapes in Topological Data Analysis, RESCON 2020, Proceedings of the Postgraduate Institute of Science Research Congress, 26th – 28th November 2020, Abstract ID: 119 – ICT, Mathematics and Statistics,77.
- Sahabandu C.W., Karunarathna W.H.D.T., Dewasurendra M, Application of the Method of Directly Defining the Inverse Mapping to Fingering Phenomenon in the Oil Industry, RISTCON 2021, ISSN: 1391-8796 Proceedings of 8th Ruhuna International Science & Technology Conference, University of Ruhuna, Matara, Sri Lanka, February 17th , 2021, 59.
- Sahabandu C.W., Dewasurendra M., and Juman Z.A.M.S., An Extension to Method of Directly Defining the Inverse Mapping for Propagation of Harmonic Waves in Nonlinear Generalized Magneto – thermoelasticity with Two Relaxation Times Under Influence of Rotations, Proceedings of the International Conference on Mathematics and Mathematics Education: 8th and 9th October 2021, Abstract ID:18, Mathematics, 13.
- Karunarathna W.H.D.T., Sahabandu C.W., and Dewasurendra M., Semi-analytic Solutions for the Transitional Korteweg-de Vries Equation Via Similarity Solutions, Proceedings of the International Conference on Mathematics and Mathematics Education: 8th and 9th October 2021, Abstract ID:21, Mathematics, 16.
- Sahabandu C.W., and Dewasurendra M., Mathematical Modellings for Fingering Phenomenon of Incline Oil Layers With and Without Considering the Mass Flow Rates and Their Solutions Using the Method of Directly Defining the Inverse Mapping, RESCON 2021, Proceedings of the Postgraduate Institute of Science Research Congress, 29th – 31st October 2021, Abstract ID: 99 – ICT, Mathematics and Statistics, 59.
- Sahabandu C.W., and Dewasurendra M., Mathematical Modelling and MDDiM Solutions for Fingering Phenomenon during the Nano Silica Flooding, Proceedings of the ISymRU 2021, Mathematics, Statics and Data Science, 21st -22nd December 2021, 112.
- Sahabandu C.W., and Dewasurendra M., MDDiM Solutions for the Mathematical Modeling of Fingering Phenomenon in Oil Industry During the Carbonate-water Injection, RISTCON 2022, 9th Ruhuna International Science & Technology Conference, University of Ruhuna, Matara, Sri Lanka, 19th January 2022, ISSN 1391-8796, 47.
- Sahabandu C.W., Enhanced Oil Recovery Using One-dimensional Nano Particles, RESCON 2022, Proceedings of the Postgraduate Institute of Science Research Congress, 29th – 30th October 2022, Abstract ID: 75 – ICT, Mathematics and Statistics.
- University Award in Academic Excellence
- Dean’s List Award (2018/2019)
