[extropy-chat] unidirectional thrust

[Dirk Bruere]

Mike Lorrey wrote:

>--- Keith Henson <hkhenson at rogers.com> wrote:
>  
>
>>Mind you, I *wish* such a thing existed and would be delighted if it 
>>did.  But energy to thrust doesn't work--another way to put it is
>>"wrong units."
>>    
>>
>
>The problem is he is doing newtonian math on a problem that is properly
>solved using Lorentz equations, so of COURSE he is going to get an
>absurd answer. This is one more case of a person using, as I said
>before, 100% newtonian thinking in a problem which such thought is
>entirely inapplicable to.
>
>  
>
At the speeds we did the analysis eg a few km/s, Lorenz correction is 
negligible.

-- 
Dirk

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