Step
*
of Lemma
ranked-eo-first
∀[L,rk:Top]. ∀[e:Id × ℤ]. (first(e) ~ (snd(e) =z 0))
BY
{ Auto }
1
1. L : Top
2. rk : Top
3. e : Id × ℤ
⊢ first(e) ~ (snd(e) =z 0)
Latex:
Latex:
\mforall{}[L,rk:Top]. \mforall{}[e:Id \mtimes{} \mBbbZ{}]. (first(e) \msim{} (snd(e) =\msubz{} 0))
By
Latex:
Auto
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