Step
*
1
1
1
of Lemma
decidable__path-goes-thru
1. [Info] : Type
2. es : EO+(Info)@i'
3. Sys : EClass(Top)@i'
4. f : sys-antecedent(es;Sys)@i
5. y : E(Sys)@i
6. ∀y1:E(Sys). ((y1 < y)
⇒ (∀x:E(Sys). ∀i:Id. Dec(x-f*-y1 thru i)))
7. x : E(Sys)@i
8. i : Id@i
9. loc(y) = i ∈ Id
10. Dec(x is f*(y))
⊢ Dec(x-f*-y thru i)
BY
{ (RepeatFor 2 (ParallelLast) THEN Auto) }
1
1. [Info] : Type
2. es : EO+(Info)@i'
3. Sys : EClass(Top)@i'
4. f : sys-antecedent(es;Sys)@i
5. y : E(Sys)@i
6. ∀y1:E(Sys). ((y1 < y)
⇒ (∀x:E(Sys). ∀i:Id. Dec(x-f*-y1 thru i)))
7. x : E(Sys)@i
8. i : Id@i
9. loc(y) = i ∈ Id
10. x is f*(y)
⊢ x-f*-y thru i
2
1. [Info] : Type
2. es : EO+(Info)@i'
3. Sys : EClass(Top)@i'
4. f : sys-antecedent(es;Sys)@i
5. y : E(Sys)@i
6. ∀y1:E(Sys). ((y1 < y)
⇒ (∀x:E(Sys). ∀i:Id. Dec(x-f*-y1 thru i)))
7. x : E(Sys)@i
8. i : Id@i
9. loc(y) = i ∈ Id
10. ¬x is f*(y)
⊢ ¬x-f*-y thru i
Latex:
Latex:
1. [Info] : Type
2. es : EO+(Info)@i'
3. Sys : EClass(Top)@i'
4. f : sys-antecedent(es;Sys)@i
5. y : E(Sys)@i
6. \mforall{}y1:E(Sys). ((y1 < y) {}\mRightarrow{} (\mforall{}x:E(Sys). \mforall{}i:Id. Dec(x-f*-y1 thru i)))
7. x : E(Sys)@i
8. i : Id@i
9. loc(y) = i
10. Dec(x is f*(y))
\mvdash{} Dec(x-f*-y thru i)
By
Latex:
(RepeatFor 2 (ParallelLast) THEN Auto)
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