Dr. R.Shenbagam

Teaching

Educational Background

Work Experience

Lecture Courses

• Partial Differential Equations & Transforms
• Algebra, Calculus & Trigonometry
• Mathematical Physics
• Business Statistic – II
• Differential Calculus & Geometry
• Numerical Methods for Integration and Differential Equations
• Probability and Statistics
• Advanced Calculus

Research

Area of Research Interest

• Applied Probability theory
• Reliability
• Stochastic Processes
• Warranty Modelling

Publications

International Journals

• Sarada, Y & Shenbagam, R 2015, ‘On warranty cost analysis using alternating phase type quasi-renewal processes’,  International   Journal of Reliability, Quality  and  Safety   Engineering (Publisher: World Scientific), 22, no.6, 15500266 (22 pages), DOI: 10. 1142 / S0218539315500266, 2015, ISSN: 2185393, H-index: 29.
• Sarada, Y & Shenbagam, R 2018, ‘Optimization of  repairable  systems  with  repairman’s multiple vacation’, International  Journal  of  Quality and   Reliability  Management (Publisher: Emerald),  35, no.1, pp.266-290, ISSN: 0265-671X, H-index: 75.
• Sarada, Y & Shenbagam, R 2018, ‘On a random lead time and threshold shock model using phase type geometric processes’, Applied Stochastic Models in Business and Industry (Publisher: Wiley), Vol. 34, no.3, pp.407-422, ISSN: 1524-1904, Impact Factor: 124.
• Sarada, Y & Shenbagam, R 2019, ‘On Phase type Arithmetico-Geometric Process and its application to deteriorating systems with warranty’, International Journal of Mathematics in Operational Research (Publisher: Inderscience), Vol. 14, no.4, pp. 568-589, ISSN: 1757-5850, H-index: 20.
• Sarada, Y & Shenbagam, R 2019, ‘Bi – dimensional availability function and its application’, Communications in Statistics – Simulation and Computation (Publisher: Taylor and Francis), Accepted for Publication, ISSN: 0361-0918, Impact Factor – 51.
• Sarada, Y & Shenbagam, R 2019,  “On warranty cost analysis for software reliability model via phase type distribution”, Reliability : Theory & Applications Electronic Journal of International Group on Reliability (Publisher : Gnedenko Forum), Vol. 14, no:2 (53), pp. 1932 – 2321, H-index: 19.

International Conferences

• Sarada, Y & Shenbagam, R 2014, ‘Optimization of repairable system using phase type quasi-renewal process’, presented in MAM 8 2014 International Conference on Matrix Analytic Methods in Stochastic Models, NIT Calicut, January 6-10, 2014.
• Sarada, Y & Shenbagam, R 2014, ‘A repairable deteriorating system with extended warranty using alternating Phase type quasi-renewal processes’, Eighth IMA International Conference on Modeling in Industrial Maintenance and Reliability (MIMAR8), Oxford University, July 10-12, U.K.
• Sarada, Y & Shenbagam, R 2018, ‘Approximation of two dimensional availability function and its application’, Third International Conference on Advances in Industrial Engineering Applications (ICAIEA 2018), January 3-5, Anna University, Chennai, India.

National Conference

• Sarada, Y & Shenbagam, R 2015, ‘A preventive repair model with stochastic lead time using phase type quasi-renewal processes’, Second SRESA National conference on Reliability and Safety Engineering (NCRS 15), October 8-10, Anna University, CEG Campus, Chennai.

Paper Publications in International Journals

• Sarada, Y & Shenbagam, R 2015, ‘On warranty cost analysis using alternating phase type quasi-renewal processes’, International Journal of Reliability, Quality and Safety Engineering (Publisher: World Scientific), 22, no.6, 15500266 (22 pages), DOI: 10. 1142 / S0218539315500266, 2015, ISSN: 2185393, H-index: 29.
• Sarada, Y & Shenbagam, R 2018, ‘Optimization of repairable systems with repairman’s multiple vacation’, International Journal of Quality and Reliability Management (Publisher: Emerald), 35, no.1, pp.266-290, ISSN: 0265-671X, H-index: 75.
• Sarada, Y & Shenbagam, R 2018, ‘On a random lead time and threshold shock model using phase type geometric processes’, Applied Stochastic Models in Business and Industry (Publisher: Wiley), Vol. 34, no.3, pp.407-422, ISSN: 1524-1904, Impact Factor: 124.
• Sarada, Y & Shenbagam, R 2019, ‘On Phase type Arithmetico-Geometric Process and its application to deteriorating systems with warranty’, International Journal of Mathematics in Operational Research (Publisher: Inderscience), Vol. 14, no.4, pp. 568-589, ISSN: 1757-5850, H-index: 20.
• Sarada, Y & Shenbagam, R 2019, ‘Bi – dimensional availability function and its application’, Communications in Statistics – Simulation and Computation (Publisher: Taylor and Francis), Accepted for Publication, ISSN: 0361-0918, Impact Factor – 51.
• Sarada, Y & Shenbagam, R 2019, “On warranty cost analysis for software reliability model via phase type distribution”, Reliability : Theory & Applications Electronic Journal of International Group on Reliability (Publisher : Gnedenko Forum), Vol. 14, no:2 (53), pp. 1932 – 2321, H-index: 19.
• Sarada, Y & Shenbagam, R 2021, “Optimization of a repairable deteriorating system subject to random threshold failure using preventive repair and stochastic lead time”, Reliability Engineering & System Safety (Publisher : Science direct), Vol.25, 107229 2021, Impact Factor : 5.04.

Workshop / FDP / Webinars

• Webinar Series on “Math for Data Science” held from 19th & 20th September, 2020, organized by Department of Mathematics & Actuarial Science, B.S. Abdur Rahman Crescent Institute of Science & Technology, Vandalur, Chennai – 48.
• The online Webinar Series on “Graphs in World” organized by Department of Computer Science and Engineering, Rathinam Technical Campus, Coimbatore – 21, Tamilnadu on 15.09.2020.
• The International Webinar Series on “Dynamical Systems and its Applications (IWDSA – 2020)” during August 17-21, 2020 organized by Department of Applied Mathematics, Bharathiar University, Coimbatore.
• Two days International Faculty Development Program on “Fixed Point Theory and its Applications” held from 08 August to 09 August 2020, organized by Department of Mathematics, St. Joseph’s College of Engineering, Chennai -119.
• The National Webinar on “Business Application of Deterministic & Stochastic Transportation Models” organized by Department of Mathematics & Actuarial Science, B. S. Abdur Rahman Crescent Institute of Science and Technology, Vandalur, Chennai – 48 on 8th August 2020.
• The International Webinar on “Neutrosophic Sets” organized by Department of Mathematics, Sri Sivasubramaniya Nadar College of Enginnering, Kalavakkam, from 03-04 August 2020.
• National Webinar on “Encryption Techniques Through Graph Networks” organized by Department of Mathematics & Actuarial Science, B. S. Abdur Rahman Crescent Institute of Science and Technology, Vandalur, Chennai – 48 on 12th July 2020.
• Six days International Faculty Development Programme on “ ASTUTE – EFFLUX TRENDS IN MATHEMATICS” Organized by Department of Mathematics and Mechanical Engineering SNS College of Engineering, Coimbatore from 02 July to 07 July 2020.
• “2-day on – line workshop on Data Analysis using Statistical Pacakages” organized on 29th & 30th June 2020 by Department of Mathematics, Saranathan College of Engineering, Tiruchirapalli.
• National Level Webinar on “Statistical Inference and its Applications” organized by Department of Statistics, St. Francis College, Koramangala, Bengaluru held on 20th June 2020.
• Two days Webinar on “CSIR Problems Solving Techniques in Algebra and Analysis” organized by Department of Mathematics (Shift – II), Joseph’ College, Triuchirappalli on 17th and 18th June 2020.
• State level Three days FDP on “Applications of Mathematics” held from 13th June to 15th June 2020 organized by Department of Science and Humanities, Hindustan College of Engineering and Technology, Coimbatore.
• Webinar on “Fuzzy Mathematics in various research fields” organized by Department of Science and Humanities of Hindustan College of Engineering and Technology, Coimbatore held on 13th June 2020.
• National level one day Workshop on “Queuing with retention of impatient customers” organized by Department of Science and Humanities, Hindustan College of Engineering and Technology, Coimbatore, held on 12th June 2020.
• Two days online National Webinar on “Graph Theory & Fuzzy Models” organized by Department of Mathematics, Sridevi arts and science college, Krishnapuram, Ponneri on 8th and 9th June 2020.
• Three days online FDP on “Recent Advances in Graph Theory, Mathematical Biology & Automata Theory” held from 28/5/2020 to 30/5/2020 organized by Department of Mathematics,St. Joseph’s College of Engineering (St. Joseph’s Group of Institution), OMR, Chennai -119.
• Participated in the Online Faculty Development Program on “Fuzzy sets and system” held on 16th May 2020, organized by Department of Mathematics (Shift – II), Patrician College of Arts and Science, Chennai.