# Re: Calculyx

Oh! Tel petit détail...

I will have to install TexLive 2014 before anything. Thanks in advance.

-------------------------------------------------
Julio Rojas
jcredbe...@gmail.com

On Mon, Nov 24, 2014 at 8:15 PM, aparsloe <apars...@clear.net.nz> wrote:

>
> On 25/11/2014 11:29 a.m., Julio Rojas wrote:
>
> Dear Andrew, thanks for the excellent idea. I will be a true believer and
> user once it works smoothly.
>
>  Nevertheless, I have just tried a simple sum and the following error is
> presented at compilation time:
>
>  ! Undefined control sequence.
>
> \clyx_vvlist_process:NN ...ist #1\clist_reverse:N
>
> \l_tmpb_clist \clist_map_i...
>
> l.25 \calculyx{$\sum_{n=1}^{2}n$}
>
>
>  No result of this sum is shown in the preview. Did I do something wrong?
>
>
>  Regards,
>
>  -------------------------------------------------
> Julio Rojas
> jcredbe...@gmail.com
>
> Hullo Julio,
>
> My beta tester (there was one) also stumbled over this issue which is why
> I wrote in my introductory spiel:
>
> "Calculyx requires the three LaTeX3 bundles l3kernel,  l3packages and
> l3experimental. Because a main routine uses a  command that was introduced
> to l3kernel on 18 July 2014, the version of l3kernel must be later than
> this."
>
> The command that was introduced in July is the one in your error message:
> \clist_reverse:N.
>
> Unless your version of l3kernel is later than 18 July this year, calculyx
>
> Any calculation that involves variables ("n" in your test expression) is
> going to meet this command. You could try something involving only
> constants or numbers: e^{\pi}-\pi^{e} perhaps, or 1+1!
>
> Regards,
>
> Andrew
>
>
>