1
vote
1answer
256 views

“Missing $ inserted” in included .tex file via \input

I've included a .tex file by using \input macro, but the problem comes when I use special characters (because I'm writing in Spanish, I use á, é, and characters like that). I can use those caracters ...
30
votes
4answers
947 views

What is the difference between font encoding and input encoding?

From list of obsolete packages and classes we must avoid, I found 2 terminologies, i.e., font-encoding and input-encoding. What is the difference between them?