Step
*
1
2
of Lemma
es-init-eq
1. es : EO@i'
2. WellFnd{i}(E;x,y.(x <loc y))
3. j : E@i
4. ∀k:E. ((k <loc j)
⇒ (∀e':E. ((loc(k) = loc(e') ∈ Id)
⇒ (es-init(es;k) = es-init(es;e') ∈ E))))@i
5. WellFnd{i}(E;x,y.(x <loc y))
6. j1 : E@i
7. ∀k:E. ((k <loc j1)
⇒ (loc(j) = loc(k) ∈ Id)
⇒ (es-init(es;j) = es-init(es;k) ∈ E))@i
8. loc(j) = loc(j1) ∈ Id@i
9. j = j1 ∈ E
⊢ es-init(es;j) = es-init(es;j1) ∈ E
BY
{ (EqCD THEN Auto)⋅ }
Latex:
Latex:
1. es : EO@i'
2. WellFnd\{i\}(E;x,y.(x <loc y))
3. j : E@i
4. \mforall{}k:E. ((k <loc j) {}\mRightarrow{} (\mforall{}e':E. ((loc(k) = loc(e')) {}\mRightarrow{} (es-init(es;k) = es-init(es;e')))))@i
5. WellFnd\{i\}(E;x,y.(x <loc y))
6. j1 : E@i
7. \mforall{}k:E. ((k <loc j1) {}\mRightarrow{} (loc(j) = loc(k)) {}\mRightarrow{} (es-init(es;j) = es-init(es;k)))@i
8. loc(j) = loc(j1)@i
9. j = j1
\mvdash{} es-init(es;j) = es-init(es;j1)
By
Latex:
(EqCD THEN Auto)\mcdot{}
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