PROGRAMMING IN HASKELL
The > prompt means that the system is ready to
evaluate an expression.
For example:For example:
> sqrt (3^2 + 4^2)
The Standard Prelude
The library file Prelude.hs provides a large number
of standard functions. In addition to the familiar
numeric functions such as + and *, the library also
provides many useful functions on lists.
T Because of the predefinitions, GHCi may complain