Step of Proof: fincr_wf
12,41
postcript
pdf
Inference at
*
1
3
1
0
1
1
I
of proof for Lemma
fincr
wf
:
1.
P
:
2.
j
:
. (
k
:
. (
k
<
j
)
(
P
(
k
)))
(
P
(
j
))
zz
,
n
:
. (
n
<
zz
)
(
P
(
n
))
latex
by D 0
latex
1
:
1:
3.
zz
:
1:
n
:
. (
n
<
zz
)
(
P
(
n
))
2
: .....wf..... NILNIL
2:
Type
.
Definitions
Type
,
s
=
t
,
,
f
(
a
)
,
a
<
b
,
x
:
A
B
(
x
)
,
,
x
:
A
.
B
(
x
)
,
P
Q
,
t
T
Lemmas
nat
wf
origin