Nuprl Lemma : bnot_of_lt_int
13,42
postcript
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i
,
j
:
. (
i
<z
j
) =
j
z
i
latex
Up
bool
1
,
bool
1
Definitions
t
T
,
i
z
j
,
x
:
A
.
B
(
x
)
Lemmas
lt
int
wf
,
bnot
wf
origin
i, j:
. (
i <z j) = j 
z i 
i, j:. (i <z j) = j z i Tz jx:A. B(x)