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Personal profile

Research Interests

Operations management, network design, combinational optimization.

Education/Academic qualification

Operations Research, PhD, SUNY at Stony Brook

… → 1986

Operations Research, MS, SUNY at Stony Brook

… → 1984

Mechanical Engineering, BT, IIT Delhi

… → 1981

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Facet Mathematics
Polyhedron Mathematics
Supply chains Engineering & Materials Science
Steiner Tree Problem Mathematics
Extended Formulations Mathematics
Integer programming Engineering & Materials Science
Formulation Mathematics
LP Relaxation Mathematics

Network Recent external collaboration on country level. Dive into details by clicking on the dots.

Grants 2005 2021

Research Output 1987 2019

Disruption risk management in serial multi-echelon supply chains

Lücker, F., Chopra, S. & Seifert, R. W., Jan 1 2019, In : Foundations and Trends in Technology, Information and Operations Management. 12, 2-3, p. 298-315 18 p.

Research output: Contribution to journalArticle

Open Access
Serials
Risk management
Disruption
Supply chain
Multi-echelon

A concise characterization of strong knapsack facets

Chopra, S., Shim, S. & Steffy, D. E., Jan 1 2018, (Accepted/In press) In : Discrete Applied Mathematics.

Research output: Contribution to journalArticle

Knapsack
Facet
Linear programming
Experiments
Shooting

The Evolution of Omni-Channel Retailing and its Impact on Supply Chains

Chopra, S., Jan 1 2018, In : Transportation Research Procedia. 30, p. 4-13 10 p.

Research output: Contribution to journalConference article

Supply chains
customer
supply
Costs
costs
2 Citations (Scopus)

An extended formulation of the convex recoloring problem on a tree

Chopra, S., Filipecki, B., Lee, K., Ryu, M., Shim, S. & Van Vyve, M., Oct 1 2017, In : Mathematical Programming. 165, 2, p. 529-548 20 p.

Research output: Contribution to journalArticle

Extended Formulations
Polynomials
Valid Inequalities
Formulation
Phylogenetic Tree
1 Citation (Scopus)

Column generation approach to the convex recoloring problem on a tree

Chopra, S., Erdem, E., Kim, E. & Shim, S., Jan 1 2017, Modeling and Optimization: Theory and Applications- MOPTA, Selected Contributions. Takac, M. & Terlaky, T. (eds.). Springer New York LLC, p. 39-53 15 p. (Springer Proceedings in Mathematics and Statistics; vol. 213).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Column Generation
Colored Graph
Dynamic Programming
Subgraph
Polynomial time