1: | app(nil,YS) | → YS | |
2: | app(cons(X),YS) | → cons(X) | |
3: | from(X) | → cons(X) | |
4: | zWadr(nil,YS) | → nil | |
5: | zWadr(XS,nil) | → nil | |
6: | zWadr(cons(X),cons(Y)) | → cons(app(Y,cons(X))) | |
7: | prefix(L) | → cons(nil) | |
8: | ZWADR(cons(X),cons(Y)) | → APP(Y,cons(X)) | |