Step of Proof: fincr_wf2
12,41
postcript
pdf
Inference at
*
1
3
1
0
1
1
1
2
1
1
I
of proof for Lemma
fincr
wf2
:
.....assertion..... NILNIL
1.
P
:
2.
j
:
. (
k
:
. (
k
<
j
)
(
P
(
k
)))
(
P
(
j
))
3.
zz
:
4. 0 <
zz
5.
n
:
. (
n
< (
zz
- 1))
(
P
(
n
))
6.
n
:
7.
n
<
zz
n1
:
. (
n1
<
n
)
(
P
(
n1
))
latex
by ((D 0)
CollapseTHENM (D 0))
latex
C
1
:
C1:
8.
n1
:
C1:
9.
n1
<
n
C1:
P
(
n1
)
C
2
: .....wf..... NILNIL
C2:
8.
n1
:
C2:
(
n1
<
n
)
C
3
: .....wf..... NILNIL
C3:
Type
C
.
Definitions
Type
,
s
=
t
,
n
-
m
,
#$n
,
,
,
f
(
a
)
,
x
:
A
B
(
x
)
,
a
<
b
,
x
:
A
.
B
(
x
)
,
P
Q
,
t
T
,
Lemmas
nat
wf
origin