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I want to write fractions using different syntax, instead of using \frac{ab}{cd} , I would prefer to write something like \frac{ab⌂cd} where the Unicode ⌂ is the }{ .

My understanding of TeX is limited, but I think I can use \catcode to do this, My understanding is that:


\catcode `@=2 is ...

Hello!

I use a package to make flashcards which has the formatting \card{#1}{#2}, where #1 and #2 represent the front and back side. The package works great.

I like to block out text, so I have made newcommands \frontcard, which blocks out the text using highlighting or underlining and makes the ...