donc si je comprends bien, ça ne peut pas "recopier" ou "étendre" ma 
formule =F4+D4 ni =E4*D4 qui sont sur la même ligne, à moins, peut-être 
que je fasse un autre système de plage, mais ça complique un brin.
Bref snif pour "mes" colonnes calculées, pour l'instant en tous cas.
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