Step of Proof: decidable__equal_int_seg
9,38
postcript
pdf
Inference at
*
1
2
I
of proof for Lemma
decidable
equal
int
seg
:
1.
i
:
2.
j
:
3.
x
: {
i
..
j
}
4.
y
: {
i
..
j
}
5.
(
x
=
y
)
(
x
=
y
)
(
(
x
=
y
))
latex
by ((Sel 2 (D 0))
CollapseTHENA ((Auto_aux (first_nat 1:n) ((first_nat 1:n),(first_nat 3:n
C
)) (first_tok :t) inil_term)))
latex
C
1
:
C1:
(
x
=
y
)
C
.
Definitions
,
t
T
,
P
Q
,
x
:
A
.
B
(
x
)
Lemmas
int
seg
wf
origin