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UNIT 1
Reading
Handy A
...
Winston Chapter 1
Hillier and Lieberman Chapter 1
THE ORIGINS OF OPERATIONS RESEARCH
The origin of Operations Research can be traced to operations in the Second World War
II
...
After its successful application
in the war, it spread into industry, business and civil government
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The Nature of Operations Research
Operations research is concerned with optimal decision making in, and modelling of,
deterministic and probabilistic systems that originate from real life
...
In these
situations, considerable insight can be obtained from scientific analysis such as that
provided by operations research
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The structuring of the real life situation into a mathematical model, abstracting the
essential elements so that a solution relevant to the decision maker’s objectives can
be sought
...
2
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1
3
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The Impact of Operations Research
Operations research has had an increasingly great impact on the management of
organizations in recent years
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Some of their techniques involve
quite sophisticated ideas in political science, mathematics, economics, probability theory
and statistics
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Also
financial institutions, governmental agencies, and hospitals are rapidly increasing their
use of operations research
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Police patrol officer scheduling in San Francisco
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Reducing fuel costs in the Electric Power industry
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Designing an Ingot Mold Stripping Facility at Bethelem Steel
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Gasoline Blending at Texaco
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Scheduling Trucks at North American Van lines
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Inventory Management at Blue Bell
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Using Linear programming to Determine Bond Portfolios
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Using linear programming to Plan production
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Equipment Replacement at Phillips Petroleum
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Where should a city locate a New Airport
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The number of full-time employees required on each day is in Table 2
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For example, an employee who works Monday to Friday must be off on Saturday and
Sunday
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Formulate an LP that the post office can use to minimize the number of fulltime employees that must be hired