1. Invited Lecture on National Conference on Discrete Mathematics and its Applications conducted by Dept of Mathematics, M.S. University during 15-17, july 2015.
2. Invited lecture, One day Seminar, held at Department of Mathematics, Vivekananda College for Women, Thiruchencode, Namakal District on 08-01-2016.
3. Invited lecture on the workshop on “Innovative Techniques in Teaching Mathematics” organized by the Department of Mathematics, Women’s Christian College on 03-05 November, 2016.
4. Invited Talk of National Level Seminar on Pure and Discrete Mathematics on Recent Developments in Reconstruction of Graphs at Vivekananda College, Agasteeswaram, Kanyakumari, 16 - 17 February, 2017
5. Resource person and delivered a lecture at One Day State Level Seminar on Current Trends in Number Theory and Graph Theory on Reconstruction of Graphs at Pope’s College, Sawyerpuram 14.03.2017.
6. Resource person and delivered a lecture at International Conference on Recent Advancements in Pure and Applied Mathematics (ICRAPAM-2019) to be held on 25th February, 2019 at Department of Mathematics, Govt. Arts College (Autonomous), Kumbakonam
7. Resource person and delivered a lecture at National Conference on Recent Developments in Mathematics held at St. Xavier’s College, Palayamkottai on 11-03-2019.
8. Delivered two invited lectures on the Faculty Development Program entitled “Graph Theoretical Approaches of Science and Engineering Problems” at the Department of Mathematics, VIT, Vellore on 01-10-2019.
9. Resource person and delivered a lecture at National Conference on Challenges and Innovation in Engineering and Technology 2021 held at Ramco Institute of Technology during 19.03.2021 to 20.03.2021.
10. Resource person and delivered a lecture at the International Conference on Discrete Mathematics held at M.S. University, Tirunelveli during October 11-13, 2021.
11. Resource person and delivered a lecture on “Combinatorial Significance of some identities” in Department of Mathematics at Sadakathullah Appa College on 20-04-2022.
12. Resource person and delivered a lecture on National seminar on Graph Conjuctures to be held at the Department of Mathematics, Muslim Arts College, Thiruvithancode on 21.10.2022.
13. Resource person and delivered a lecture at National seminar on Application of Linear Algebra in Machine Learning to be held at the PG & Research Department of Mathematics, St. John’s College, Palayamkottai on 12.04.2023.
14. Resource person and delivered a lecture at District Level Seminar on Graph Algorithms to be held at the Department of Mathematics, V.V.Vanniaperumal College for Women, Virudhunagar on 14.09.2023.
15. Resource person and delivered a lecture at National Conference on Advances in Pure and Applied Mathematics to be held at the PG & Research Department of Mathematics, Malankara Catholic College, Kaliakkavilai on 22.09.2023.
16. Resource person and delivered a lecture for Research Scholars at the Department of Mathematics, Sri Saraswathi Narayanan College, Madurai on 27.09.2023.
17. Resource person and delivered a lecture at the Department of Mathematics and Research Centre, Scott Christian College (Autonomous), Nagercoil on 15.03.2024.
1. Co–Ordinator of One Week National Level Mathematics Training Program at Department of Mathematics, Manonmaniam Sundaranar University held on 1 – 7 June 2017.
2. Co-ordinated the Mathematics Quiz Program for UG Mathematics students in Affiliated Colleges of Manonmaniam Sundaranar University, Tirunelveli on 21-02-2020.
3. Co-ordinated the Mathematics Quiz Program for UG Mathematics students in Affiliated Colleges of Manonmaniam Sundaranar University, Tirunelveli on 03-03-2021.
4. Co-ordinated the Mathematics Quiz Program for UG Mathematics students in Affiliated Colleges of Manonmaniam Sundaranar University, Tirunelveli on 23-03-2022.
5. Convener, Competitions on Awarness of Millets to be held at the Department of Mathematics, Manonmaniam Sundaranar University, on 12.01.2023.
6. Co-ordinated the National Mathematics Day competitions, Department of Mathematics, Manonmaniam Sundaranar University, Tirunelveli on 20-01-2023.
7. Co-ordinated the Prof. S. Arumugam Endowment Lecture, Department of Mathematics, Manonmaniam Sundaranar University, Tirunelveli on 27-01-2023.
8. Co-ordinator Head, Academic Planner, National Conference on Algebraic Graph Theory, Graph Theory and Analysis (MSU Math Endowment Conference - I) held at the Department of Mathematics, Manonmaniam Sundaranar University, during Feb 23-24,2023.
9. Co-ordinated the Mathematics Quiz Program for UG Mathematics students in Affiliated Colleges of Manonmaniam Sundaranar University, Tirunelveli on 11-04-2023.
10. Convener, Muthamil Arignar Kalaignar Centenary Celebrations conducted by the Department of Mathematics, Manonmaniam Sundaranar University on 19.09.2023.
11. Convener, Prof. S. Arumugam Endowment Lecture, Department of Mathematics, Manonmaniam Sundaranar University, Tirunelveli on 09-01-2024.
12. Convener, National mathematics Day Celebrations, Department of Mathematics, Manonmaniam Sundaranar University, Tirunelveli on 6-2-2024.
13. Convener, Three days National Workshop on Fundamentals of Complex Analysis conducted at the Department of Mathematics, Manonmaniam Sundaranar University during 14 – 15 February 2024.
14. Convener, Mathematics Quiz Program for UG Mathematics students in Affiliated Colleges of Manonmaniam Sundaranar University, Tirunelveli on 05-03-2024.
15. Co-ordinated Prof.T.Tamizh Chelvam Endowment Lecture on 12-09-2024
16. Co-ordinated the National Mathematics Day competitions, Department of Mathematics, Manonmaniam Sundaranar University, Tirunelveli on 2-01-2025.
17. Co-ordinated Mathematics Quiz Program for Higher Secondary Students of schools in the four districts (Tirunelveli, Kanyakumari, Thoothukudi and Tenkasi) on 28-01-2025.
1. Second S.E.R.C Summer School on Special Functions and Functions of Matrix Argument held at the Centre for Mathematical Sciences(CMS), Thiruvananthapuram (Co-ordinator: A.M. Mathai) from 29th May to 30th June 2000. (33 days).
2. National Workshop on Mathematica and Hypergeometric Series held at the Ins. of Mathematical Sciences (MATSCIENCE), Chennai, 18–22 Sep 2000. (4 days)
3. National Workshop on Emerging Frontiers in Combinatorial Optimization conducted at University of Pune from 21- 28 June 2002. (8 days)
4. International Workshop and Symposium on Discrete Mathematics and Applications held at Indian statistical Institute (ISI), Kolkata during 15 - 23 Dec 2002. (9 days)
5. Group Discussion on Energy of a Graph conducted at KarnatakUniversity, Dharwad during 7-15 July 2003. (9 days)
6. National Workshop on Network Analysis with Applications to Social Sciences held at ISI, Kolkata during 24th Nov to 6th Dec 2003. (13 days)
7. National Workshop on Recent Advances in Mathematics held from Jan 22 to 25, 2004 at Cochin University of Science and Technology,Cochin. (4 days)
8. National Conference on "Graph Theory, Combinatorics, Algorithms and Applications" held at A.K.College of Engineering, Krishnankovil, Srivilliputhoor from 25.11.2004 to 29.11.2004. (5 days)
9. Evaluation of Graph Theory Research held at VivekanandaCollege, Kanyakumari on 21-04-2005.
10. Group Discussion on Graph Theory held at VivekanandaCollege, Kanyakumari on 25-05-2005.
11. National Workshop on Decomposition of Graphs and Product Graphs conducted by the Dept. of Mathematics, Annamalai University, Annamalainagar-608 002 from 3- 01-2006 to 7-01-2006. (5 days)
12. Orientation Course conducted by the UGC- Academic Staff College, BharathiyarUniversity, Coimbatore-641 046 from 18-04-2006 to 15-05-2006. (28 days).
13. Indian Science Congress held at Annamalai University, Annamalainagar- 608 002, from January 3-7, 2007. (5 days)
14. International Conference on “Recent Developments in Combinatorics and Graph Theory” organized by the Kalasalingam University, Krishnankovil, during June 10–14, 2007. (5 days)
15. National Conference on Graph Theory, Algorithms and their Applications, jointly organized by the Department of Computer Science and Engineering and Department of Mathematics during June 6 – 7, 2007. (2 days)
16. “Fifth Annual Instructional Conference of ADMA and Graph Theory Day V” jointly organized by ADMA and the Department of Mathematics, Periyar University, Salem during June 8–10, 2009. (3 days)
17. In-Service Training Programme, conducted by Faculty of Science, Annamalai University during July 21, 2009 to August 3, 2009.
“Instructional Workshop on Graph Algorithms” organized by n-CardMath, Kalasalingam University, Krishnankovil, during Feburary17–24, 2010. (8 days)
18. “National Conference on Non-linear Functional Analysis”, organized by the Department of Mathematics, Manonmaniam Sundaranar University, Tirunelveli, during March 3-5, 2011.
19. “National Conference on Theoretical Computer Science and Discrete Mathematics, organized by Kalasalingam University, Krishnankovil, during January 09-11, 2012.
20. “Mathematics Training Programme”, organized by the Department of Mathematics, Manonmaniam Sundaranar University, Tirunelveli, during Feburary 24-26, 2012.
21. “23rd International Workshop on Combinatorial Algorithms” (IWOCA 12) organized by n-CardMath, Kalasalingam University, Krishnankovil, during July 19-21, 2012.
22. Third International Conference on Discrete Mathematics (ICDM-2013), held at Karnatak University, Dharwad, India during June 10-14, 2013.
23. Refresher Course in Mathematics, held at UGC-Academic Staff College, University of Kerala, Kariavattom, during 20-08-2013 to 09-09-2013.
24. Steering Mathematical Brains Towards Research held at VVV College for Women, Virudhunagar on 29-01-2014.
25. A Three-day workshop on Algebraic Graph Theory and Mathematics Curriculum Enrichment organized by Manonmaniam Sundaranar University, during January 22-24, 2014.
26. National Workshop on Topological Algebra organized by Manonmaniam Sundaranar University, during September 15-19, 2014.
27. 10th Annual Conference of ADMA and Graph Theory Day -10 held at Reva Institute of Technology and Management, Bangalore during June 10-13, 2014.
28. Guest Lecture on Colorings at Sri Parasakthi College for Women on 17-03-2015.
29. One Day Seminar on “Reaching the Unreached: Higher Education in India Today conducted by Curriculum Development Cell, M.S.University on 22-08-2015.
30. One Day National Level Workshop on “Art of Writing Bibliography based on Mendeley Referance Manager” on 30.03.2016 held on Perunthalaivar Kamarajar Library, M.S. University.
31. International Conference on Theoretical Computer Science and Discrete Mathematics (ICTCSDM 2016) at Kalasalingam University, Krishnankoil 19-21 December, 2016
32. One Day Training on High Impact Teaching Skills (HITS) in IQAC, M.S. University held on 19-07-2017.
33. One Day Research Orientation Programme for Research Supervisors at Manonmaniam Sundaranar University held on 01.11.2017.
34. International Conference on Discrete Mathematics and its Applications held at the Dept. of Mathematics, Manonmaniam Sundaranar University on January 18-20, 2018.
35. One Day Training Program for the Department Representatives held Internet Centre, M.S.University on 19-02-2018.
36. International Conference on Algorithms and Discrete Applied Mathematics held at Indian Institute of Technology Guwahati during February 12-17, 2018.
37. International Conference on Discrete Mathematics and its Applications to Network Science held at the Dept. of Mathematics, Birla Institute of Technology and Science Pilani, K K Birla Goa Campus, Goa during July 07-10, 2018.
38. One week “National Workshop on Statistical Methods for Data Analytics Using R” organized by Department of Statistics, Kerala University during September 10-15, 2018
39. 5th International Conference on Algorithms and Discrete Applied Mathematics held at IIT, Kharagpur during February 14-16, 2019.
40. Participated Group Monitoring Workshop on 20-08-2019 at IISc., Bangalore conducted by SERB-DST.
41. Participated One Week FDP on Online Medium conducted by CSE and CITE Departments, Manonmaniam Sundaranar University during 9-15, July 2020
42. Participated Webinar on Recent Research Directions in Distance in Graphs organized by Ayya Nadar Janaki Ammal College, Sivakasi on 28-5-2020.
43. Participated Webinar on “Mathematical Modeling using Maple” conducted by Teaching Learning Centre(TLC) Coimbatore Institute of Technology, Coimbatore on 27th of November 2020.
44. Participated International Web Conference on Signed Graphs and Allied Areas (ICSGAA-2020) organised by the Department of Mathematics, Central University of Kerala, Kasaragod, Kerala, India, during 07-09, December 2020.
45. Participated International Workshop on Graphs from Algebraic Structures conducted by the Department of Mathematics, Manonmaniam Sundaranar University during Oct 7-9, 2021.
46. Participated one day Workshop on “Intellectual Property Rights”organized by the Internal Quality Assurance Cell (IQAC), Manonmaniam Sundaranar University on 15.02.2023.
47. Participated International Conference on Mathematical Modelling & Emerging Trends in Computing held at Woxsen University, Hyderabad during June 23-25, 2023.
48. Participated and presented the last five year academic achievements of the Department before PAC, DST-FIST at IIT Delhi during September 26-27, 2024.
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