eqt<>
Theorem.
Arguments:
(obj),
(obj),
(obj),
(obj),
Assertions:
(((
)
(
))
((
)
(
)))
Proof:
Hyp
Ref
Line
Expr
eqt<
1
((
)
((
)
(
)))
eqt>
2
((
)
((
)
(
)))
1, 2
bsylan9
3
(((
)
(
))
((
)
(
)))