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Date: Wed, 6 Apr 2022 22:25:06 +0200
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Richard Hachel, alias Lengrand le médecin fou:
> 1.   x = 1/2 g Tr²
> 
> 2.
>    Tr = sqrt(2x/g)
> 
> 3.   To =(x/c).sqrt(1+2c²/gx)
> 
> 4.   Vr = g Tr
> 
> 5.
>    To² = Tr² + x²/c²
> 
> 6.   g' = g.[1-Vo²/c²]^(3/2)
> 
> 7.   g'= g.[1+Vr²/c²]^(-3/2)
> 8.
>    x = (c²/g).[sqrt(1+g²To²/c²)-1]
> 
> 9.   x = Vr²/2g
> 
> 10.
>    To = (Vr/2g).sqrt(4+Vr²/c²)
> 11.
>     Vr² = 2c².[sqrt(1+g²To²/c²)-1] <---> Vo=Vr/sqrt(1+Vr²/c²)
> 
> 12.
>     Vr = sqrt(2gx)
> 
> -------------------

Aucun contexte sur la situation physique, aucun terme défini, aucun
ne correspond à un usage usuel (à part c).

Poubelle.