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stringArrayList.add("Operations Research: History, Methodology and Applications"); stringArrayList.add("Operations Research Phases"); stringArrayList.add("Operation Research: Definition, Scope and Techniques"); stringArrayList.add("Phases in Operation Research Study:"); stringArrayList.add("Scope of Operation Research"); stringArrayList.add("Characteristics (Features) of Operation Research:"); stringArrayList.add("Operation Research Models"); stringArrayList.add("Techniques of Operation Research"); stringArrayList.add("What is Linear Programming?"); stringArrayList.add(" Solve Linear Programs by Graphical Method"); stringArrayList.add("Solve Linear Program Using R"); stringArrayList.add("Requirement of Linear Programme Problem (L.P.P) | Operations Research"); stringArrayList.add("Assumptions of Linear Programming"); stringArrayList.add("Linear programming - formulation"); stringArrayList.add("Simplex Method Examples"); stringArrayList.add("Graphical Method of Solving Linear Programming Problems"); stringArrayList.add("Sensitivity analysis"); stringArrayList.add("The Primal and Dual Linear Programming Problems"); stringArrayList.add("ECONOMIC INTERPRETATION OF DUALITY"); stringArrayList.add("Least Cost Method"); stringArrayList.add("North-West Corner Rule"); stringArrayList.add("Vogel’s Approximation Method"); stringArrayList.add("Modified Distribution Method"); stringArrayList.add("What Is Game Theory?"); stringArrayList.add("Types of Game Theory"); stringArrayList.add("What Is Queuing Theory?"); stringArrayList.add("Benefits of Queuing Theory"); stringArrayList.add("KENDALL’S NOTATION"); stringArrayList.add("CHARACTERISTICS OF QUEUEING SYSTEMS"); stringArrayList.add("CLASSIFICATION OF QUEUING MODELS AND THEIR SOLUTIONS"); stringArrayList.add("Inventory Control"); stringArrayList.add("Inventory Classification - ABC Classification, Advantages & Disadvantages"); stringArrayList.add("Types of Inventories - Independent and Dependant Demand Inventories"); stringArrayList.add("Replacement Theory"); 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