Nuprl - Proof: is list mem wf 1 2 1

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At: is list mem wf 1 2 1

1. A : Type
2. a : A
3. A List
4. u : A
5. v : A List
6. (a

Prop

(a = u

v))

Prop

By:

Analyze

Generated subgoals:

1 (a = u) Prop
Auto

2 (a v) Prop
Hypothesis

About:

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