Nuprl Basics - Proof: sfa doc type poly swap 1 1 1 1

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At: sfa doc type poly swap 1 1 1 1

1. f :

C,D:Type. C

C
2. A : Type
3. B : Type
4. a : A
5. b : B
6. f

{a:A}

{b:B}

{a:A}
7. z1 : {b:B}
8. z2 : {a:A}

<z1,z2> = <b,a>

By:

Analyze

Generated subgoals:

1 z1 = b B
1 step

2 z2 = a A
1 step

About:

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