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Step * 1 2 1 1 1 1 1 1 of Lemma polymorphic-id-unique-sq


1. ⋅ ≤ ⊥
2. ⋅ ~ ⊥
3. (⊥)↓
⊢ False
BY
{ BotDiv }

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Latex:

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Latex:

1.  \mcdot{}  \mleq{}  \mbot{}
2.  \mcdot{}  \msim{}  \mbot{}
3.  (\mbot{})\mdownarrow{}
\mvdash{}  False


By

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Latex:
BotDiv

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