1. Operations
Research

2. Information Technology
Dr S M Junaid Zaidi
Rector
COMSATS Institute of
Information Technology

3. Operations Research
Lecture 1

4. OR
The art of winning war
without actually fighting it

5. IN WORLD WAR II
British Government employed a number of teams of eminent scientists to apply their expertise to
management and operational problems
rather on technical problems

6. Radar
Oprerational
Research
Team

7. OR Emerged !

8. Another team was set up
to examine the relative ineffectiveness of the allied forces at destroying the German u-boats which were sinking the food convoys ships supplying Britain.

9. AFTER WORLD WAR II
The same approach was used in industrial and commercial field.
First developed in Britain and simultaneously in USA followed by Europe and rest of the world.
But not yet in Pakistan! Why?

10. Definition
of OR

11. OR SOCIETY OF UK DEFINES
Operational Research is the application of the methods of science to complex problems arising in the direction and management of large systems of men, machine, materials and money in industry, business, government and defense. …

12. Cont !
The distinctive approach is to develop a scientific model of the system incorporating measurements of factor, such as chance and risk, with which to compare the outcome of alternative decisions, strategies and controls.
The purpose is to help management determine its policies and actions scientifically.

13. OR SOCIETY OF USA DEFINES
Operations Research is concerned with scientifically deciding how to best design and operate man-machine system usually under conditions requiring the allocation of scarce resources

14. Shorter Definition
Operations Research is the application of quantitative methods to decision making

15. Operations Research: Science applied to management
Management: Decision making and control
Management science: Study of problems as abstraction and application of the resulting theory to practical situation

16. OR PROCESS OBSERVATION PROBLEM DEFINITION MODEL CONSTRUCTION SOLUTION
IMPLEMENTATION

17. OR PROCESS OBSERVATION PROBLEM DEFINITION MODEL CONSTRUCTION SOLUTIONH N I Q U S
MODEL CONSTRUCTION
SOLUTION
IMPLEMENTATION

18. OR PROCESS OBSERVATION PROBLEM DEFINITION MODEL CONSTRUCTION SOLUTION
FEEDBACK
MODEL CONSTRUCTION
OR PROCESS
SOLUTION
INFORMATION
IMPLEMENTATION

19. OR PROCESS OBSERVATION PROBLEM DEFINITION MODEL CONSTRUCTION SOLUTION
IMPLEMENTATION

20. Applications

21. Operations Research
Lecture 1