In Haskell variables are called variables because they potentially have a different value each time the function is called. See also Variable (mathematics) [1]

In Haskell variables are called variables because they potentially have a different value each time the function is called. See also Variable (mathematics) [1] vs. Variable (computer science) [2]. [1] https://secure.wikimedia.org/wikipedia/en/wiki/Variable_%28mathematics%29 https://secure.wikimedia.org/wikipedia/en/wiki/Variable_%28m... [2] https://secure.wikimedia.org/wikipedia/en/wiki/Variable_%28computer_science%29 https://secure.wikimedia.org/wikipedia/en/wiki/Variable_%28c...