Step * 1 1 of Lemma thread-p-ordered

.....antecedent..... 
1. es EO@i'
2. E ─→ (E Top)@i
3. causal-predecessor(es;p)@i
4. p-inject(E;E;p)@i
5. E@i
6. e' E@i
7. same-thread(es;p;e;e')
⊢ SWellFounded(p-graph(E;p) x)
BY
(BackThruLemma `causal-pred-wellfounded` THEN Auto) }


Latex:


.....antecedent..... 
1.  es  :  EO@i'
2.  p  :  E  {}\mrightarrow{}  (E  +  Top)@i
3.  causal-predecessor(es;p)@i
4.  p-inject(E;E;p)@i
5.  e  :  E@i
6.  e'  :  E@i
7.  same-thread(es;p;e;e')
\mvdash{}  SWellFounded(p-graph(E;p)  y  x)


By

(BackThruLemma  `causal-pred-wellfounded`  THEN  Auto)




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