Nuprl - Proof: intseg void 1 2 1

IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: intseg void 1 2 1

1. a :

2. b :

3. b

a
4.

{a..b

}

False

By:

Analyze-1

Generated subgoal:

1 4. {a..b}
False
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IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html