LISP I Programmer's Manual - Software Preservation Group

which is represented asFirst we consider the typical substructure, (A, (B,c))of the second list a2. This may be constructed from A, B, andC by the operationcons [A; cons [cons [B; cons [ C; NIL] 1 ;NIL] 1Or, using the list operation, we can write the same thing asIn any case, given a list, t, of three atomic symbols,the arguments A, B, and C to be used in the previous constructionare found fromThe first step in obtaining a2 from ,f?l is to define afunction, -3 grp of three arguments which creates (x, (Y,z)) froma list of the form (x,Y,z). I