Lecturer (Probationary)
B.Sc. Special in Mathematics (University of Peradeniya), M.Phil Reading (PGIS, Peradeniya)Mathematics and Computer Science
Faculty of Natural Sciences
Contact:
, Central Campus, The Open University of Sri Lanka, Nawala, Nugegoda
Office: , Ext:
Last Updated on 2 years
Areas of Specialization:Mathematics
Research interests:Method of Directly Defining the Inverse Mapping, Mathematical Modelling, Fingering Phenomenon of Oil Industry.
Affiliations:Post Graduate Institute of Science, University of Peradeniya.
Programme Coordination:Awards:
- University award for academic excellence
- Dean’s list 2018/2019
Journal Publications
- 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.
- W. Sahabandu, M. Dewasurendra, Z.A.M.S. Juman, K. Vajravelu, Ali J. Chamkha, 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,
https://doi.org/10.1016/j.camwa.2021.11.020.
Conference Papers
- 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 17, 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.
- Sahabandu C.W., Karunarathna W.H.D.T., 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, ISYMRU 2021, Proceedings of the Multidisciplinary International Research Symposium of Rajarata University of Sri Lanka Research and Innovation Towards Global Sustainability Through Rural Empowerment 21-22 December.