Re: Help reproducing this matrix in TeXmacs

Hi Basile

Many thanks! I believe I can take it from here.

Thank you all for the great help!

Best regards,

Ed


> On 1 May 2025, at 14:29, Basile Audoly <[email protected]> wrote:
> 
> Apologies for not following up earlier. Giovanni, you are absolutely right.
> 
> To change the size and alignements, start by selecting cells, and then use the menu Format > Cell…
> * (say,) Width / Minimum / 2cm 
> * Alignment …
> 
> There are also shortcuts in the focus toolbar, see the Cell > Cell Properties… and the 4th one in this group.
> 
> You seen use these menus on the example I sent earlier to access my settings.
> 
> It might make sense to have a look at the general documentation on tables, in the Jolly Writer for instance.
> 
> Regards,
> Basile.
> 
> 
>> Le 1 mai 2025 à 10:01, Eduardo MAM Mendes <[email protected]> a écrit :
>> 
>> Hi Giovanni
>> 
>> Many thanks.  Your instructions were very helpful.  Now I have to figure out how to set the spacing and alignment.  It is under cell size, right?  
>> 
>> Ed 
>> 
>> 
>> Enviado do meu iPhone
>> 
>>> Em 1 de mai. de 2025, à(s) 10:30, Giovanni Piredda <[email protected]> escreveu:
>>> 
>>> 
>>> I think that the critical thing is to insert  a subtable inside a table. After you know how to do that: in the table Basile attached to his message there are a few subtables. The table is so composed (please Basile correct possible mistakes):
>>> 
>>> - overall, four cells: two rows of two cells each
>>> 
>>> - a subtable in the top right cell, made up of one row
>>> 
>>> - a subtable in the bottom left cell, made up of three rows, one cell in each row
>>> 
>>> - a 3x3 subtable in the bottom right cell, enclosed in brackets
>>> 
>>> Once you have this design down, we can then get into the spacing and alignment.
>>> 
>>> G.
>>> 
>>> 
>>> 
>>> 
>>> 
>>> On 30/04/25 04:05, Eduardo M M Mendes wrote:
>>>> Thanks you!   Unfortunately I did not figure out how you built the table.  Would you be so kind to write down the steps on how to do it?  
>>>> 
>>>> Ed
>>>> 
>>>>> On 29 Apr 2025, at 14:53, Basile Audoly <[email protected]> <mailto:[email protected]> wrote:
>>>>> 
>>>>> I agree that being able to label rows and column would be nice. Here is the best (not perfect) solution I have found so far.
>>>>> 
>>>>> <tables-with-labels.tm>
>>>>> 
>>>>> <Capture d’écran 2025-04-29 à 10.49.17.png>
>>>>> I have forced the width of all cells to 3em.
>>>>> 
>>>>> If the different rows have different heights (say because some rows include fractions and some don’t), you could alternatively use <vphantom|> to force the height of label to match the height of the tallest box on the same row.
>>>>> 
>>>>> Basile.
>>>>> 
>>>>> 
>>>>>> Le 29 avr. 2025 à 06:55, Giovanni Piredda <[email protected]> <mailto:[email protected]> a écrit :
>>>>>> 
>>>>>> Hi Eduardo,
>>>>>> 
>>>>>> a start might be inserting tables inside a table, so that you may frame the rectangular inner table with brackets and have a row matrix and a column matrix on its sides. I do not see, however, how to make sure that the inner matrix stays aligned with the ones on the sides.
>>>>>> 
>>>>>> G.
>>>>>> 
>>>>>> Am 29.04.2025 um 15:01 schrieb Eduardo M M Mendes:
>>>>>>> Hi
>>>>>>> 
>>>>>>> I'm trying to recreate the matrix shown in the attached image using LaTeX and also TeXmacs, but I'm having some trouble — especially on how to get the matrix notation.
>>>>>>> 
>>>>>>> Do you have any tips or could you point me in the right direction on how to do this?
>>>>>>> 
>>>>>>> Thanks a lot in advance!
>>>>>>> 
>>>>>>> Best,
>>>>>>> 
>>>>>>> Ed
>>>>>>> 
>>>>>>> <PastedGraphic-1.png>
>>>>> 
>>>> 
>