(43steps total) PrintForm Definitions Lemmas mb event system 3 Sections EventSystems Doc
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At: better-w-match-exists 2 1

1. the_w : World
2. e : E
3. i:Id, t:l:IdLnk. source(l) = i  onlnk(l;m(i;t)) = nil
4. i:Id, t:. isnull(a(i;t))  (x:Id. s(i;t+1).x = s(i;t).x) & m(i;t) = nil
5. i:Id, t:l:IdLnk.
5. isrcv(l;a(i;t))
5. 
5. destination(l) = i & ||queue(l;t)||1 & hd(queue(l;t)) = msg(a(i;t))
6. l:IdLnk, t:.
6. t':tt' & isrcv(l;a(destination(l);t'))  queue(l;t') = nil
7. isrcv(kind(e))
8. isrcv(lnk(kind(e));a(loc(e);time(e)))
9. destination(lnk(kind(e))) = loc(e)
10. ||queue(lnk(kind(e));time(e))||1
10. & hd(queue(lnk(kind(e));time(e))) = msg(a(loc(e);time(e)))
  t:time(e). 
  match(lnk(kind(e));t;time(e))
  & onlnk(lnk(kind(e));m(source(lnk(kind(e)));t))[(||rcvs(lnk(kind(e));time(e))||
  & -||snds(lnk(kind(e));t)||)]
  & =
  & msg(a(loc(e);time(e)))
  &  Msg


By: Assert (||rcvs(lnk(kind(e));time(e))||<||snds(lnk(kind(e));time(e))||)


Generated subgoals:

1   ||rcvs(lnk(kind(e));time(e))||<||snds(lnk(kind(e));time(e))||
2 steps
2 11. ||rcvs(lnk(kind(e));time(e))||<||snds(lnk(kind(e));time(e))||
  t:time(e). 
  match(lnk(kind(e));t;time(e))
  & onlnk(lnk(kind(e));m(source(lnk(kind(e)));t))[(||rcvs(lnk(kind(e));time(e))||
  & -||snds(lnk(kind(e));t)||)]
  & =
  & msg(a(loc(e);time(e)))
  &  Msg

35 steps

About:
listnilassertnatural_numberaddsubtractless_thanequal
impliesandorallexists
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html

(43steps total) PrintForm Definitions Lemmas mb event system 3 Sections EventSystems Doc