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

Generated subgoals:

1 4. Q
5. Q  Prop
  P & Q  (P & Q)
1 step
2 4. Q
5. Q  Prop
  P & Q  (P & Q)
1 step

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