(DEFPROP TES (TES FIB1) VALUE) (DEFPROP FIB1 (LAMBDA(N) (COND ((OR (EQUAL N 0) (EQUAL N 1)) (QUOTE (1 1))) (T ((LAMBDA (X) (LIST (PLUS (CAR X) (CADR X)) (CAR X))) (FIB1 (SUB1 N)))))) EXPR)