Step of Proof: connex_iff_trichot
12,41
postcript
pdf
Inference at
*
1
1
2
I
of proof for Lemma
connex
iff
trichot
:
1.
T
: Type
2.
R
:
T
T
3.
a
,
b
:
T
. Dec(
R
(
a
,
b
))
4.
x
,
y
:
T
.
R
(
x
,
y
)
R
(
y
,
x
)
5.
a
:
T
6.
b
:
T
7.
R
(
b
,
a
)
(
R
(
a
,
b
) & (
R
(
b
,
a
)))
(
R
(
a
,
b
) &
R
(
b
,
a
))
(
R
(
b
,
a
) & (
R
(
a
,
b
)))
latex
by ((((Decide
R
(
a
,
b
))
CollapseTHENM (ProveProp))
)
CollapseTHENA ((Auto_aux (first_nat 1:n
C
) ((first_nat 1:n),(first_nat 3:n)) (first_tok :t) inil_term)))
latex
C
.
Definitions
t
T
,
P
&
Q
,
P
Q
,
x
(
s1
,
s2
)
,
,
Dec(
P
)
,
x
:
A
.
B
(
x
)
Lemmas
not
wf
origin