Step
*
1
of Lemma
prior-classrel-p-local-pred
1. T : Type
2. Info : Type
3. X : EClass(T)
4. es : EO+(Info)
5. e : E
6. v : T
7. v ∈ Prior(X)(e)
8. e' : E
9. v ∈ X(e')
10. (last(λe'.0 <z #(X es e')) e) = (inl e') ∈ (E + Top)
⊢ es-p-local-pred(es;λe'.(↓∃w:T. w ∈ X(e'))) e e'
BY
{ ((FLemma `es-local-pred-iff-es-p-local-pred` [-1]⋅ THENA Auto) THEN Unfold `inhabited-classrel` (-1) THEN Auto) }
Latex:
Latex:
1. T : Type
2. Info : Type
3. X : EClass(T)
4. es : EO+(Info)
5. e : E
6. v : T
7. v \mmember{} Prior(X)(e)
8. e' : E
9. v \mmember{} X(e')
10. (last(\mlambda{}e'.0 <z \#(X es e')) e) = (inl e')
\mvdash{} es-p-local-pred(es;\mlambda{}e'.(\mdownarrow{}\mexists{}w:T. w \mmember{} X(e'))) e e'
By
Latex:
((FLemma `es-local-pred-iff-es-p-local-pred` [-1]\mcdot{} THENA Auto)
THEN Unfold `inhabited-classrel` (-1)
THEN Auto)
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