On 10 mai, 22:47, "William Stein" <[EMAIL PROTECTED]> wrote:
> Here is an example of drawing a vertical line:
>
> sage: line([(1/2,-2), (1/2,2)])
Wow that answer was fast,
Well if there a way to name it without drawing it (because I need to
put it in an if and I don't want it to by show anytime, like it does
with line (I don't know why line is drawing it, and I do not fine this
function in the documentation)).
Thanks for answering, even if I don't write well in english.
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