==== the common lisp object system ====
tutorials
  * warp speed intro > http://home.comcast.net/~prunesquallor/guide.html
  * introduction (with an AI bent) > http://www.apl.jhu.edu/~hall/AI-Programming/CLOS.html
  * http://alan.crowe.name/clos/define-method-combination.html
  
see also; [[LISP]] (via [[Common Lisp]])