Step of Proof: fincr_wf2 |
12,41 |
|
Inference at * 1 4 1
Iof proof for Lemma fincr wf2:
.....assertion..... NILNIL
1. i :
2. f : {f | i:{z:
| z < i} 
if (i =
0) then
else {f(i - 1)...} fi }
j:{k:
| k < i} . f(j)
by ((D 0)
THENW ((Auto_aux (first_nat 1:n) ((first_nat 1:n),(first_nat 3:n)) (first_tok :t
T) inil_term)))
T1:
T1: 3. j : {k:
| k < i}
T1:
f(j)
T.