Step of Proof: eq_int_cases_test
9,38
postcript
pdf
Inference at
*
1
0
4
1
2
I
of proof for Lemma
eq
int
cases
test
:
1.
A
: Type
2.
x
:
A
3.
y
:
A
4.
P
:
A
5.
i
:
6.
j
:
7.
P
(if (
i
=
j
) then
x
else
y
fi )
8.
Type
9. (
i
=
j
)
10.
bb
:
. ((
i
=
j
) =
bb
)
Type
(
i
=
j
) = (
i
=
j
)
latex
by (SoftNthHyp (-2))
latex
.
Definitions
x
:
A
.
B
(
x
)
,
,
(
i
=
j
)
,
if
b
then
t
else
f
fi
,
f
(
a
)
,
,
,
x
:
A
B
(
x
)
,
Type
,
s
=
t
,
t
T
origin