On Saturday 19 of February 2011 16:23:52 you wrote:
> i'm looking for a minimum list of functions to create a lisp
> interpreter (like picolisp :). which ones to master to grok all of the
> other functions that are built on top of the foundation functions?
For a very hands-on approach, see Paul Graham's ``The Roots of Lisp''.
On 13 pages he builds Lisp from scratch, giving complete explanations along
the way. (I/O is quite basic: only the built-in reader)
The article itself:
``One can't proceed from the informal to the formal by formal means.''