Step of Proof: eqff_to_assert
9,38
postcript
pdf
Inference at
*
2
I
of proof for Lemma
eqff
to
assert
:
1.
b
:
2.
(
b
)
b
= ff
latex
by BoolInd 1
latex
1
:
1:
1.
(
tt)
1:
tt = ff
2
:
2:
1.
(
ff)
2:
ff = ff
.
Definitions
t
T
,
Unit
,
,
tt
,
,
ff
origin