Page:Scheme - An interpreter for extended lambda calculus.djvu/40



is as in the LISP 1.5 Programmer's Manual [McCarthy].

s are fairly complicated beasties, and have very little to do with the basic issues of the implementation of SCHEME per se, so the code for them will not be given here. s behave almost exactly like MacLISP macros [Moon].

This is the end of the SCHEME interpreter!