Nuprl Basics - Proof: sfa doc equal via so 1 1

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At: sfa doc equal via so 1 1

1. A : Type
2. a : A
3. b : A
4. a = b

P:(A

Prop). P(a)

P(b)

By:

UnivCD

Generated subgoal:

1 5. P : AProp
6. P(a)
P(b)
1 step

About:

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