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Prof. Achintya Roy

PhD (IIT KHARAGPUR)

Assistant Professor Gr-II

Department of Mathematics

Room No: +91-870-246
achintyaroy@nitw.ac.in
8001531814 Edit Profile Bio Sketch

Research Areas

  • Courses Handled
  • Research IDs
  • Selected Publications
  • Project/Consultancy
  • Current PhD Students
  • Awards and Accolades
  • Additional Responsibilities
  • Statistics with R Lab(MA26004)
  • Multivariate Calculus and Measure Theory(MA261)
  • Mathematics with Applications in Finance(MAM06)


  • Reliability of a coherent system equipped with two cold standby components, By Achintya Roy and Nitin Gupta, Springer Berlin Heidelberg, Metrika, vol.83, pp.677-697, 2020
  • Reliability function of k-out-of-n system equipped with two cold standby components, By Achintya Roy and Nitin Gupta, Taylor & Francis, Communications in Statistics-Theory and Methods, vol.50(24), pp.5759-5778, 2021
  • A study on utilization of a cold standby component to enhance the mean residual life function of a coherent system, By Achintya Roy and Nitin Gupta, Taylor & Francis, Communications in Statistics-Theory and Methods, vol.53(19), pp.6977-6996 , 2023
  • A study on utilization of two cold standby components to increase reliability of a coherent system, By Achintya Roy and Nitin Gupta, Taylor & Francis, Communications in Statistics-Theory and Methods, vol.54(2), pp.324-351, 2025
  • Mean time to failure of a k-out-of-n system with a single cold standby unit having dependent components, By Achintya Roy and Nitin Gupta, Taylor & Francis, Communications in Statistics-Theory and Methods, vol., pp.1-17, 2024
  • On cumulative past information generating function, By Achintya Roy and Nitin Gupta, Taylor & Francis, Communications in Statistics-Theory and Methods, vol., pp.1-23, 2025