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At: ma-single-pre-feasible

  a:Id, T:Type, ds:x:Id fp-> Type, P:(State(ds)TProp).
  T
  
  xdom(ds). A=ds(x  A
  
  (s:State(ds). Dec(v:TP(s,v)))
  
  Feasible((with ds: ds
  Faction a:T
  Fprecondition a(v) is
  FP s v))


By: ProveItFeasible THEN DVar `ds' THEN Reduce 0
THEN
All (i.Repeat (Unfolds [`fpf-all`;`fpf-ap`;`fpf-dom`] i) THEN Reduce i)
THEN
Try BackThruSomeHyp
THEN
Try (OrLeft THEN Complete Auto)
THEN
SplitOnConclITE
THEN
Analyze -2
THEN
RW assert_pushdownC -3
THEN
Analyze -3
THEN
All (RWO "deq_property<")
THEN
Analyze


Generated subgoals:

None

About:
decidableapplyfunctionuniversepropimpliesallexists
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PrintForm Definitions mb event system 6 Sections EventSystems Doc