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Hello,

In message <rXmtlGc3Zgb-6gEtK0FJVRuZhHM@jntp>, on Tuesday, 8 July 2025
at 02:57, Richard Hachel wrote:

> une symétrie sur un point

Tu veux dire "une symétrie par rapport à un point" ?

> une rotation à 180°

Tu veux dire "une rotation de 180°" ?

-- 
🇺🇦 Michel Vauquois - <http://michelvauquois.fr> 🇺🇦
Il faut rire de tout. C'est extrêmement important. C'est la seule humaine façon
de friser la lucidité sans tomber dedans. (Pierre Desproges)