Step
*
of Lemma
ext-eq_weakening
∀[A,B:Type]. A ≡ B supposing A = B ∈ Type
BY
{ (Auto⋅ THEN RepeatFor 2 ((D 0 THEN Auto))) }
Latex:
Latex:
\mforall{}[A,B:Type]. A \mequiv{} B supposing A = B
By
Latex:
(Auto\mcdot{} THEN RepeatFor 2 ((D 0 THEN Auto)))
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