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Summary: Basics & Representations
The Behavioral Description of Linear
Time-invariant Systems
Jan Willem Polderman
Department of Applied Mathematics
University of Twente
September 7, 2009
Basics & Representations
Outline
Basic definitions and the calculus of representations
Basics & Representations
Definition
A mathematical model is a pair (U, B) with U a set, called the
universum--its elements are called outcomes--and B a
subset of U, called the behavior.
Example
U ={ice, water, steam} × [-273, ) and B = (({ice} ×
[-273, 0]) ({water } × [0, 100]) ({steam} × [100, )).
Basics & Representations
Definition
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