The Model of Computation
This video presents the same text shown beside it, spoken and on screen. It adds nothing the text does not say.
State
A model of computation is the set of rules assumed about the underlying machine — classically, one thread performing one basic operation per step — and every analysis leans on it.
Show
A cost count assuming one clerk changes when the desk hires ten.
Watch for
Change the model and the analyses move with it.