Re: Reconsidering Halton Arp

In article <[EMAIL PROTECTED]>,
Daniel Grubb <[EMAIL PROTECTED]> wrote:
>
>
>>And it occured to me today to wonder which he was referring to.  Was much 
>>of a distinction made in Aristotle's day between velocity and 
>>acceleration?
>
>Of course not! The concept of acceleration would have been quite outside
>of the mindset of that time. In particular, you could only consider
>ratios of like things, eg. lengths and lengths, times and times.
>Doing even a velocity (ratio of length and time) was stretching
>things. Usually for 'constant velocity' they said something about
>the ratio of the lengths traveled and the ratio of the times taken
>being equal.
>
>It wasn't really until Oresme in the 14th century that even constant
>acceleration was thought about. And Oresme was way ahead of his time.

Looking back from the 21st century, that seems strange.  Clearly states of 
motion change.  That must be one of those paradigm things.  They could 
determine how far something goes, and how much time it took, and the thing 
that gets there first went faster.

-- 
"I'm giving you the chance to look fate in those pretty eyes of hers
and say, 'Step off, bitch. This is my party and you're not invited.'"
   -- Chris Shugart, _Testosterone Magazine_