Warp wrote:
> Xavier Manget <NOS### [at] freefr> wrote:
>> If the trains' speeds are close enough to the speed of light, because of 
>> relativistic length contraction  (and with correct timing) the trains will 
>> have enough length to pass each other on the double track?...
> 
>> Did I get it? :-p
> 
>   Yes.
> 
>   (Had you heard of the thought experiment, or did you figure it out on
> your own?)

I'm skeptical.  The version that I read involved a king and a large 
piece of lumber that was longer than the Great Hall and a wager about it 
fitting between the two doors, using relativity to boil down to 
*appearing* to fit in the hall, saying nothing about actually changing 
dimensions.

-- 
Tim Cook
http://empyrean.digitalartsuk.com

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