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Designing Cybernetic Systems
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Module 5
Variety and the Art of Regulation
1
Ashby's Variety: Understanding System States
Define variety in Ashby's sense as the number of distinguishable states of a system.
2
Ashby's Law of Requisite Variety
State and explain Ashby's Law of Requisite Variety.
3
Applying Requisite Variety to Regulatory Problems
Apply the Law of Requisite Variety to analyze a regulatory problem.
4
Variety Attenuation and Amplification in Systems
Explain variety attenuation and variety amplification with organizational and technical examples.
5
Ashby's Black Box Method
Describe Ashby's Black Box method for investigating systems whose internal structure is unknown.
6
Ashby's Homeostat and Ultrastability
Explain Ashby's Homeostat and the concept of ultrastability.
7
Variety and Information Theory
Relate requisite variety to Shannon's information-theoretic concepts.
Previous module
Information, Communication, and Entropy
Next module
Introduction to Management Cybernetics