Step
*
1
of Lemma
assert-cs-is-decided
1. V : Type
2. y : V + Top@i
3. ∃v:V. ((inr y ) = (inl v) ∈ (V + V + Top))@i
⊢ False
BY
{ (D -1 THEN Auto) }
Latex:
1. V : Type
2. y : V + Top@i
3. \mexists{}v:V. ((inr y ) = (inl v))@i
\mvdash{} False
By
(D -1 THEN Auto)
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