Step of Proof: all_functionality_wrt_implies
9,38
postcript
pdf
Inference at
*
1
0
I
of proof for Lemma
all
functionality
wrt
implies
:
1.
S
: Type
2.
T
: Type
3.
P
:
S
4.
Q
:
S
5.
S
=
T
6.
z
:
S
.
P
(
z
)
Q
(
z
)
7.
x
:
S
.
P
(
x
)
8.
y
:
T
Q
(
y
)
latex
by PERMUTE{1:n, 1:n}
latex
1
: .....wf..... NILNIL
1:
y
S
.
Definitions
t
T
,
f
(
a
)
,
x
(
s
)
,
s
=
t
,
,
x
:
A
B
(
x
)
,
Type
,
P
Q
,
x
:
A
.
B
(
x
)
origin