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At: decidable cand 1 1
1. P : Prop
2. Q : Prop given P
3. Dec(P)
4. P  Dec(Q)
  Dec(P & Q)
By: Unfold `decidable` 0 THEN Analyze -2

Generated subgoals:

1 3. P
4. P  Dec(Q)
  P & Q  (P & Q)
5 steps
2 3. P
4. P  Dec(Q)
  P & Q  (P & Q)
3 steps

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

(13steps total) PrintForm Definitions mb basic Sections MarkB generic Doc