(18steps total) PrintForm Definitions Lemmas mb event system 3 Sections EventSystems Search Doc
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At: subtype-fpf3

  A1,A2:Type, B1:(A1Type), B2:(A2Type).
  strong-subtype(A1;A2)
  
  (a:A1B1(aB2(a))  (a:A1 fp-> B1(aa:A2 fp-> B2(a))


By: Unfold `strong-subtype` 0 THEN ExRepD THEN TrySubsume THEN Analyze 0


Generated subgoal:

1 1. A1 : Type
2. A2 : Type
3. B1 : A1Type
4. B2 : A2Type
5. A1 A2
6. {b:A2a:A1b = a  A2 } A1
7. a1,a2:A1a1 = a2  A2  a1 = a2
8. a:A1B1(aB2(a)
9. x : a:A1 fp-> B1(a)
  x  a:A2 fp-> B2(a)

17 steps

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IF YOU CAN SEE THIS go to http://www.cs.cornell.edu/Info/People/sfa/Nuprl/Shared/Xindentation_hack_doc.html

(18steps total) PrintForm Definitions Lemmas mb event system 3 Sections EventSystems Search Doc