Darren New wrote:
> Is there any other field of endeavor where a phrase like
> """
> Like all of my examples it's one of those super-simple examples; small 
> enough to be unreal, but hopefully enough for you to visualize what's 
> going on without falling into the bog of a real example.
> """
> is common?  Where people teach principles with overly-simplified and 
> unrealistic bits because doing it for real is too obscure?

Physics is definitely taught this way.  Problems routinely involve 
frictionless pulleys, drag that is a scalar factor of velocity (instead 
of velocity squared), and other things that keep the math within the 
first-couple-of-calculus-courses domain.

Regards,
John

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