Step
*
of Lemma
event-has*-iff
∀s:SES. ∀es:EO+(Info). ∀e:E. ∀a:Atom1. (e has* a
⇐⇒ (e has a) ∨ (∃z:E. ((z ->> e) ∧ z has* a)))
BY
{ (Auto THEN SplitOrHyps THEN ExRepD) }
1
1. s : SES@i'
2. es : EO+(Info)@i'
3. e : E@i
4. a : Atom1@i
5. e has* a@i
⊢ (e has a) ∨ (∃z:E. ((z ->> e) ∧ z has* a))
2
1. s : SES@i'
2. es : EO+(Info)@i'
3. e : E@i
4. a : Atom1@i
5. (e has a)@i
⊢ e has* a
3
1. s : SES@i'
2. es : EO+(Info)@i'
3. e : E@i
4. a : Atom1@i
5. z : E@i
6. z ->> e@i
7. z has* a@i
⊢ e has* a
Latex:
Latex:
\mforall{}s:SES. \mforall{}es:EO+(Info). \mforall{}e:E. \mforall{}a:Atom1. (e has* a \mLeftarrow{}{}\mRightarrow{} (e has a) \mvee{} (\mexists{}z:E. ((z ->> e) \mwedge{} z has* a)))
By
Latex:
(Auto THEN SplitOrHyps THEN ExRepD)
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