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### `map`

`map(function,arg0,arg1,...)`
  :: Applies a function to each member of a list or an array.

return
  an object of the same type as arg0.
function
  the name of a function
arg0
  list, vector or matrix
arg1, ...
  arbitrary (the rest of arguments)

- Returns an object of the same type as arg0. Each member of the returned object is the return value of a function call where the first argument is the member of arg0 corresponding to the member in the returned object and the rest of the argument are arg1, ....
- function is a function name itself without ``"'`.
- A program variable cannot be used as function.
- If arg0 is neither list nor array this function simply returns the value of function(arg0,arg1,...).

    [82] def afo(X) { return X^3; }
    [83] map(afo,[1,2,3]);
    [1,8,27]

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