IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
change-lemma11221 1. es : ES
2. x : Id
3. i : Id
4. T : Type
5. x,y:T. Dec(x = y)
6. vartype(i;x) r T 7. e' : E
8. e : E
9. e:E. loc(e) = i (x when e) T 10. e:E. loc(e) = i (x after e) T 11. ee' 12. loc(e') = i 13. (ev[e, e'].(x after ev) = (x when ev))
(x after e') = (x when e) T
By:
RepeatFor 3 (MoveToConcl -1) THEN RepeatFor 2 (MoveToConcl -3)
7. e:E. loc(e) = i Id (x when e) T 8. e:E. loc(e) = i Id (x after e) T e',e:E.
ee' loc(e') = i Id
(ev[e, e'].(x after ev) = (x when ev) T)
(x after e') = (x when e) T
44 steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html