IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
change-since-init1 1. es : ES
2. x : Id
3. i : Id
4. T : Type
5. c : T 6. x,y:T. Dec(x = y)
7. vartype(i;x) r T 8. e:E. loc(e) = i (x when e) T 9. e:E. loc(e) = i (x after e) T 10. e:E. loc(e) = i first(e) (x when e) = c 11. e' : E
12. loc(e') = i 13. (x after e') = c ev:E. eve' & (x after ev) = (x when ev) T
By:
Inst Thm*es:ES, e':E. e:E. first(e) & ee' [es;e'] THEN ExRepD