Step
*
1
2
of Lemma
votes-from-inning-is-nil
1. V : Type
2. A : Id List
3. L : consensus-rcv(V;A) List
4. i : ℤ
5. n : ℤ
6. filter(λr.n <z inning(r);L) = [] ∈ (consensus-rcv(V;A) List)
7. n < i
8. j : ℕ||L||@i
9. ↑inning(L[j]) =z i@i
10. (L[j] ∈ filter(λr.n <z inning(r);L))
⊢ False
BY
{ ((HypSubst' (-5) (-1) THEN Auto) THEN AutoSimpHyp Auto (-1)) }
Latex:
1. V : Type
2. A : Id List
3. L : consensus-rcv(V;A) List
4. i : \mBbbZ{}
5. n : \mBbbZ{}
6. filter(\mlambda{}r.n <z inning(r);L) = []
7. n < i
8. j : \mBbbN{}||L||@i
9. \muparrow{}inning(L[j]) =\msubz{} i@i
10. (L[j] \mmember{} filter(\mlambda{}r.n <z inning(r);L))
\mvdash{} False
By
((HypSubst' (-5) (-1) THEN Auto) THEN AutoSimpHyp Auto (-1))
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