mailing-list for TeXmacs Users

[Basile Audoly <address@hidden>]

Hi Frank,
another option is to type "^L . q ^R |" in math mode
^L . creates a pair of invisible brackets
^R | replaces the invisible closing bracket with a (closing) vertical bar.
with macOS look and feel, ^ = option
Basile

> Le 25 févr. 2021 à 20:13, Frank <address@hidden> a écrit :
> 
> Hi,
> 
> I wonder what is the correct way to do that? For the moment, I only know 
> that I can write the thing in the absolute value then delete the first 
> delimiter, which is a bit more difficult since I need to move the cursor 
> back and forth.
> 
> Best wishes,
> Frank
> 
> On 2/24/21, Basile Audoly wrote:
>> Hi Frank,
>> I use a right-hand-side-only delimiter for this purpose.
>> (math (concat (around* "<nobracket>" "q" "|") (rsub "C") "=y"))
>> Basile
>>> Le 24 févr. 2021 à 10:42, Frank <address@hidden <mailto:address@hidden>> 
>>> a écrit :
>>> 
>>> Dear all,
>>> 
>>> I wonder how to input the symbol for restriction of function? Now I 
>>> input, say,
>>> 
>>> (math (concat "q|" (rsub "C") "=y"))
>>> 
>>> which will generate, in my opinion, an incorrect spacing (see the space 
>>> before and after "="). I also suspect that this is semantically incorrect.
>>> 
>>> Best wishes,
>>> Frank