New posts in Substitution

Fridge magnet substitution

Trivial Brainf**k Substitution Interpreter

What my dog really hears

Recursive string substitution

How can I print three greater-than symbols after each other (>>>)?

Charter and Helvetica with greek letters in LaTeX or XeLaTeX

Is there any reason not to use \let to redefine a deprecated control sequence to the currently recommended one?

Is there a way to eliminate the "\" in frequently used LaTeX commands?

Replacing a substring

How to proceed $\int \frac{dx}{(x-2) \left(1+\sqrt{7 x-10-x^2}\right)} $