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19
votes
1answer
607 views

Defining a find and replace algorithm using LaTeX3's l3regex

I've been trying to work out the mechanics of LaTeX3's regular expression system as implemented in l3regex, but am having some difficulty understanding how/why it is acting as it is. If I use as an ...
40
votes
4answers
2k views

Has the time come for a LaTeX3 successor to 'listings'?

I'm currently looking for a nice and challenging open-source project to work/collaborate on after my thesis. I don't have a Comp. Sci. background, but I'd like to learn more about compiler ...
6
votes
1answer
91 views

Expandable math

I am trying to create a script which expands some easy to read and write commands into more full-blown math formulas which uses variables so that it first prints its names and then on a new line, it ...
6
votes
1answer
437 views

Color each letter in document

I am trying to define a command that changes the color of every letter in the whole document to a specified color. I already tried different approaches from this thread, but I was not able to color ...
2
votes
1answer
38 views

Deleting defined variables or assign within group

This is a followup to Egregs answer in the question Expandable math, The code is included here as an MWE. It would be a great help if I could somehow delete all previeously defined variables, or ...