Operations research - Wikipedia
https://en.wikipedia.org/wiki/Operations_researchIn the decades after the two world wars, the tools of operations research were more widely applied to problems in business, industry, and society. Since that time, operational research has expanded into a field widely used in industries ranging from petrochemicals to airlines, finance, logistics, and government, moving to a focus on the development of mathematical models that can be us…
Types of Operations Research Models - theintactone
theintactone.com › 2019/03/03 › qtm-u1-topic-3-typesMar 03, 2019 · Types of Operations Research Models. Operation Research model is an idealised representation of the real life situation and represents one or more aspects of reality. Examples of operation research models are: a map, activity charts balance sheets, PERT network, break-even equation, economic ordering quantity equation etc. Objective of the model is to provide a means for analysing the behaviour of the system for improving its performance.