Untitled Document
Untitled Document
Academic Staff member

Ms. S. D. L. Geeganage

Senior Lecturer Grade I

B.Sc University of Colombo, Sri Lanka
PG.Dip University of Sri Jayewardenepura, Sri Lanka
M.Phil University of Sri Jayewardenepura, Sri Lanka

sagarie@maths.ruh.ac.lk
0412222681/14114

LinnkedIn ResearchGate Google Scholar

  • AMT212b Computational Mathematics   -       2017,  2018
  • AMT311b Numerical Analysis   -       2015,  2016,  2017,  2018,  2019
  • MAT313b Mathematical Statistics   -       2015
  • MIS1122 Introduction to Probability and Distributions   -       2023
  • MIS1213 Mathematical Statistics   -       2023
  • MIS2213 Regression Analysis   -       2023
  • MSP3254 Numerical Methods with Applications   -       2015,  2016,  2017,  2018,  2019
  • MSP3263 Regression Analysis   -       2015,  2016,  2019
  • MSP3292 Applied Statistics III   -       2015,  2016,  2019,  2023
  • MSP4263 Design and Analysis of Experiments   -       2015,  2019,  2023
  • MSP4273 Categorical Data Analysis and Sampling Theory   -       2016,  2019
  • Parametric Estimation
  • Sampling Techniques and Surveying Applications
  • Numerical Approaches in real world problems

    Journals

  • Sunethra Weerakoon, P. Dias, S.D.L. Geeganage, Estimating parameters of a mixture of two exponential distributions, Journal on Research Sessions -1998 , Faculty of Graduate Studies, University of Sri Jayewardenepura, 247-263.

    • Conference (Abstracts)

  • D.M.S.K. Maduwanthi, S.D.L. Geeganage, T.W.N.K. Perera, ENUMERATION OF HETEROTROPHIC, IRON-PRECIPITATING BACTERIA IN THE SOIL SAMPLES COLLECTED FROM URBAN WASTE DUMPING SITES, MATARA DISTRICT, SRI LANKA,Proceedings of Open University Research Sessions 2023 (OURS 2023), The Open University of Sri Lanka, Nawala Nugegoda, on 9th-10th November 2023.
  • Geeganage S.D.L. Wijeratne K.K.N.D. Comparison of One-way ANOVA Test and Weltch One-way ANOVA Test with Kruskal-Wallis Test in comparing the mean, Proceedings of 9th International Conference on Multidisciplinary Approaches 2022, Faculty of Graduate Studies, University of Sri Jayewardenepura, Nugegoda, Sri Lanka on 16-17th December 2022.
  • Ratwatte A.M, Abeyratne M.K, Geeganage S.D.L, An Application of Warelet Based Density Estimation in S&P SL20 Index of Colombo Stock Exchage (CSE) , Proceeding of 8th Ruhuna International Science and Technology Conference,University of Ruhuna, ISSN 1391-8796, 2021, 68
  • B.G.S.A. Pradeep, S.D.L. Geeganage, Poster Presentation on "Comparing hypothesis that µ1= µ2 by using a parametric test and a Non-parametric test" Abstract of First Science Symposium, University of Ruhuna, (2002) 46.
  • S. Weerakoon, P. Dias, S.D.L. Geeganage, Estimating parameters of a mixture of two exponential distributions, Abstract on SLAAS 53rd Annual session, (1997) E1-23, 310.

    • Books

  • Geeganage S. D. L. (2018), MATHEMATICAL STATISTICS for undergraduates.
  • Geeganage S. D. L. (2015), Numerical Techniques in Solving Systems of linear equations, Ordinary Differential equations and Partial Differential equations.
  • Geeganage S. D. L. (2013), Numerical approaches in Mathematical problems for undergraduates.
  • Geeganage S. D. L. (2004) MATHEMATICAL STATISTICS WITH PARAMETRIC ESTIMATION.
  • Head of the Department of Mathematics - Faculty of Science, University of Ruhuna - from 2006-10-01 to 2007-05-31
  • Student Counselor (Faculty Level) - Faculty of Science, University of Ruhuna - from 2009-10-21 to 2013-09-22
  • Member of Faculty level committee for Promoting ethnic cohesion among students and staff under UDG Proposal (2010) - Faculty of Science, University of Ruhuna - from 2010-01-01 to 2010-12-31
  • Committee Member of The Department of Mathematics - RISTCON 2016 - Faculty of Science, University of Ruhuna - from 2015-03-31 to 2016-01-31
  • Member of the Staff Development Programme - Faculty of Science, University of Ruhuna - from 2003-01-01 to 2003-12-31
  • Department Member of fund raising committee for Silver Jubilee Celebration of University of Ruhuna (2003) - Faculty of Science, University of Ruhuna - from 2002-10-01 to 2003-10-31
  • Visiting Academic - Matara Regional Centre, Faculty of Natural Sciences, The Open University of Sri Lanka - from 2004-06-01 to 2007-12-31