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At: excluded middle 1

1. P : Prop
  Dec(P)


By: Unfold `decidable` 0 THEN StrongAuto


Generated subgoal:

1   P  P
1 step

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

(3steps total) PrintForm Definitions hol Sections HOLlib Doc