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Proofgold Term Root Disambiguation
hf term
(object) array( 'type' => 'termroot', 'hfbuiltin' => true, 'trmpres' => '
iff
=
λ x1 x2 : ο .
and
(
x1
⟶
x2
)
(
x2
⟶
x1
)
', )
address
TMGxU..
iff_def