Isn't That a Variable?

At the goal of math is, one, to figure stuff out, but also two, to write it as easily as possible and in the shortest amount of characters. Thats why i get that's why it get so complicated, because usually characters that you don't understand in math are just that. And a big chunk variables is just like substitution. It represents that would be too long to write ot it ta, yes. The only reason why they ise it hevy, that's literally, that's half of the there. But what i'm goung to say is, likeun for example, you see h over two pi everywhere, so you say, hey, let's make