Hi Wolfgang,

It works but why did you ask this question since I finally use context ?
Are you sure you want to use context(...) here?
How not to display the .0 ?
Fabrice

Le sam. 18 juil. 2020 à 22:22, Wolfgang Schuster <wolfgang.schuster.lists@gmail.com> a écrit :
Fabrice Couvreur schrieb am 18.07.2020 um 22:09:
> Hi,
> I improved the code to be able to display the grid but I cannot display
> the coefficients.
> Thank you
> Fabrice
>
> \starttext
>
> \startluacode
>       function Binom(n,k)
>         if k > n then
>               return 0
>         elseif (n == 0 or k == 0) then
>               return 1
>         else
>               return (n*Binom(n-1,k-1))/k
>         end
>
>      end
>
>      context.startxtable({"align={middle,lohi},
> width=1.2cm,offset=0.8ex,bodyfont=9pt"})
>      for i = 1, 10 do
>            context.startxrow({"background=color,backgroundcolor=cyan"})
>              for j = 1, i do
>                    context.startxcell()
>                       \ctxlua{context(Binom(i,j))}

Remove \ctxlua:

context(Binom(i,j))

Wolfgang
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