Haskell is a pure functional programming language where the main control structure is the function. It allows for writing concise and elegant code through its functional paradigm. The document provides a brief introduction to Haskell and mentions it enables cool things through functions that take input and produce output.

1. HASKELL
@giovanepossebon

2. Haskell is a pure functional language
As a functional language, the structure of the main
controle is the function

3. COOL STUFF

5. in
FUNC->TI->ON
out

6. E(x)AMPLE