At 05:09 PM 9/2/2005 +1200, you wrote:
>>>I'd suggest trying rate of change of velocity.
>
>>What a great idea!  And here we were all wasting time talking about
>>measuring accelleration.
>
>One could reasonably infer, with a prospect of being in error, that he 
>meant rate of rate of change, which may well be useful.

Jerk.

Best regards,

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