(3steps total) PrintForm Definitions hol Sections HOLlib Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: excluded middle
  XM
By: Unfold `xmiddle` 0 THEN StrongAuto

Generated subgoal:

1 1. P : Prop
  Dec(P)
2 steps

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

(3steps total) PrintForm Definitions hol Sections HOLlib Doc