Le lun. 26 juil. 2021 à 13:13, Fabrice Couvreur <fabrice1.couvr...@gmail.com>
a écrit :
> Hello,
> Following on from my previous questions for writing my book (thanks again
> Wolfgang), I have to create a solution environment like the attached image.
> My problem is adjusting the length of the frame.
> Thank you.
> Fabrice
>
> \setupbodyfont[newcomputermodern-book,11pt]
>
> \defineframed
> [ACFRAME]
> [frame=off,
> width=fit,
> align=flushleft,
> location=low,
> background=color,
> backgroundcolor=lightgray,
> foregroundcolor=,
> foregroundstyle=]
>
>
> \setupenumerations
> [before={\blank},
> after={\blank},
> alternative=top,
> title=yes,
> titleleft={},
> titleright={},
> titlestyle=bold,
> width=broad]
>
> \defineenumeration
> [exercice]
> [text=Exercice,
> number=yes,
> numbercommand=\groupedcommand{}{.},
> style=italic]
>
> \defineenumeration
> [solution]
> [text=Solution,
> headcommand=\ACFRAME,
> number=no,
> numbercommand=\groupedcommand{}{},
> style=normal]
>
> \starttext
>
> \startexercice{Le nombre d'or est irrationnel}
> Le nombre d'or, noté \m{\phi}, est tel que
> \m{\phi=\dfrac{1+\sqrt{5}}{2}}. Montrer que \m{\phi} est irrationnel.
> \stopexercice
>
> \startsolution
> Nous raisonnons par l'absurde en supposant que \m{\phi} est rationnel.
> \stopsolution
>
> \stoptext
>
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